Amazon Battery Recall, Full refunds are available for affected customers.

Amazon Battery Recall, com, Inc. Recent Recalls and Issues Other products, including LED gloves with unsecured batteries, electric bug zappers, and hoses, have been removed after Find information about product safety, recalls, warranties, and legal notices on Amazon's customer help page. Hundreds of thousands of lithium battery packs are being recalled for violating federal rules. Consumer Product Safety Commission recall notice explains: “The lithium-ion battery in the recalled power Read the latest news on lithium ion batteries, including information on open recalls, regulations controlling their use, and more. Approximately 210,000 portable power banks sold on Amazon have been recalled due to fire and burn risks, according About 12,000 button-cell batteries sold at Amazon, Walmart, and other major retailers are being recalled due to child safety concerns. Victims may Breaking news and real-time stock market updates from Seeking Alpha. 5 Volt Alkaline AG13 357 303 A76 SR44 Button Coin Cell Battery (10 Count（Pack of 1）) : Health & Household Why Anker Power Bank (PowerCore 10K), Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology, 5V/3A High-Speed Charging for They came in five, 10 or 20-packs. Consumer Product Safety Commission (CPSC) has issued urgent recalls for multiple products sold on Amazon over serious safety hazards, including risks to children. The recalled lights emit a warm white light. This recall involves six versions of AmazonBasics’ portable lithium-ion battery chargers/power banks: 16,100 mAh; 10,000 mAh; 5,600 mAh; 2,000 mAh with micro USB cable; The lithium-ion battery in the recalled power banks can overheat and ignite, posing fire and burn hazards to consumers. – The U. Children’s LED Tutu Skirts Recalled Due to Risk of Serious Injury or Death from Battery Ingestion; Violates Mandatory Standard for Consumer The U. They were available on Amazon from More than 210,000 portable chargers sold on Amazon are being recalled after federal safety regulators warned that a popular power bank can The recall involves around 24,000 ESR HaloLock wireless power banks with model numbers 2G520, 2G505B, and 2G512B. These products contain lithium-ion battery packs and were sold from August 2021 through June 2025 on Amazon and at national retailers. Amazon has pulled roughly 500 thousand units of various products from its virtual store in recent weeks after manufacturer recalls for safety concerns — including The U. EEMB Lithium Battery Packs were recalled because of a possible swallowing risk. com: Dell 16 Plus (Next Gen Inspiron 16 Plus) 2-in-1 AI Laptop (16" FHD+ Touchscreen, Intel Core Ultra 7 256V (> i7-1355U), 16GB DDR5, 1TB SSD) Recall RoundupThis roundup covers recent consumer product recalls, safety warnings, food recalls and public health alerts from CPSC, FDA and FSIS. INIU Recall Specific Batches BI-B41 10,000mAh Power Banks Please fill out the form to apply for product recall, thank you for your cooperation. Amazon has confirmed it's working with the U. Like most Americans, he was used to ordering The recalled light-up rings violate the mandatory safety standard for toys because the battery compartment within the LED light ring contains button cell batteries that can be easily According to the recall notice, “Consumers should immediately stop using e-bikes with the recalled lithium-ion batteries This recall involves 36-volt lithium-ion rechargeable batteries included with certain “VIVI” brand e-bikes. , including one report of chemical burns due to contact with battery acid Amazon, on its recall page: "Our Product Safety Team proactively investigates and addresses reported safety complaints and incidents to ensure customer protection from potential Amazon has received 53 reports of the power banks overheating in the U. To see if any of your past orders have been recalled, visit Your Recalls and Product Safety Alerts Remedy: Consumers should stop using the recalled power banks immediately and visit INIU’s recall page at https://iniushop. On Dec. Consumer Product Safety These products contain lithium-ion battery packs and were sold from August 2021 through June 2025 on Amazon and at national retailers. A brand of portable, magnetic, wireless phone chargers sold on online platforms including Amazon is being recalled over fears that its internal lithium Amazon Battery Recall Class Action Lawsuit Amazon, a leading online retailer, faces mounting legal challenges due to defective lithium-ion batteries and This recall involves the lithium-ion battery packs in Anker Soundcore Bluetooth Speakers sold exclusively on Amazon in 2023. Consumer Product A recall for Casely portable chargers was made after the company received 51 reports of its product catching fire and overheating. Full refunds are available for affected customers. Consumer Reports explains what Portable power banks sold on Amazon have been recalled over possible fire risks due to its lithium-ion battery (Consumer Product Safety Commission) The Consumer Product Safety Commission recalls nearly 500,000 Charmast power bank chargers sold on Amazon because of fire and burn hazards. More than 30K wireless power banks recalled after reports of fires, explosions ESR HaloLock power banks sold on Amazon and Home Depot caused $20K in property damage Amazon creates new page to share recalls and product safety alerts for customers within their accounts Accessible recalls and alerts page is an expansion of Amazon’s commitment to a safe The CPSC announced the recall of about 740 Bmrwtg LED Tutu Skirts marketed for children ages 2 through 8, citing violation of mandatory standards for products containing button cell Electronics company INIU has alerted customers of a “safety issue” for the INIU BI-B41 portable charger and initiated a recall on impacted products. The recall They came in five, 10 or 20-packs. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from Thousands of Vivi e-bikes sold through Walmart, Amazon, and other online retailers are being recalled due to overheating lithium-ion batteries that Learn about your Ford vehicle on the Ford Owner Support site. Consumer Product Safety Commission Amazon has announced a voluntary recall of some 260,000 portable battery chargers after multiple reports of the chargers overheating and catching fire. The units have been More than 200,000 power banks sold on Amazon have been recalled because the lithium-ion battery in them can overheat and ignite, posing fire and Wirecutter’s weekly roundup of test results, news, and comments that affect our guides. The batteries were sold on Amazon from August 2023 through April 2026 for between $3 and $9. The recall is entirely voluntary due to a If You Bought This Portable Charger on Amazon, Stop Using It—Major Recall Issued Here's what you need to know. Portable chargers with the serial numbers 000L21, 000I21, 000H21, ESR HaloLock Wireless Power Banks have been recalled due to fire and burn hazards, affecting approximately 24,000 units in the U. This week: Why Amazon’s battery recall seemed phishy, CPSC issues urgent Amazon recalls for power banks, children's tumblers, and tablets due to fire risks, choking hazards and battery ingestion dangers. Why an “Amazon Battery Recall Lawsuit”? Amazon is a massive marketplace. Upon discovering a product recall, we immediately halt affected product offerings, and promptly inform both Swagtron stands as the #1 brand of electric rideables , revolutionizing mobility through innovation and exceptional design. WASHINGTON (BRAIN) — The Consumer Product Safety Commission has announced the recall of 24,000 36-volt lithium-ion batteries (NewsNation) — A portable power bank sold on Amazon is being recalled amid reports of fire hazards and property damage. The content you're looking for is no longer available. 2 million products sold at stores including Lowe's, Ace Hardware and online on Good Earth Lighting's site as well as Amazon. feed on May 7, 2026: "More than 312,000 lithium coin battery packs sold on Amazon are being recalled after federal safety regulators said the packaging was not child-resistant. Read more trending news The Consumer Product Safety Commission said the EEMB Lithium Electrical and Fuel‑Related Products Complete the Recall Picture Recalls also concern several electrical and fuel‑related products sold online, including on Amazon. Find latest news from every corner of the globe at Reuters. E-bike model information can be found on a The lithium-ion battery in the power banks can overheat, posing fire and burn hazards. Items Qumeney Bicycle Light Sets Recalled Due to Risk of Serious Injury or Death from Battery Ingestion; Violates Mandatory Standard for Consumer Products with Button Cell Batteries; Sold on Amazon. LED Gloves Recalled Due to Risk of Serious Injury or Death from Battery Ingestion; Violates the Mandatory Toy Standard and Child Resistant Tech Mobile Mobile Accessories 210,000 Iniu Chargers Sold on Amazon Were Recalled: Check If Yours Is Listed Fires involving the chargers Around 210,000 budget portable power banks sold exclusively by Amazon USA are being recalled after they were found to have caused 11 fires The recall covers about 210,000 INIU-branded lithium-ion power banks sold on Amazon between August 2021 and April 2022, according to the U. The bicycle lights are encased in silicone material and available in six colors including: black, white, red, green The recall applies to more than 1. The recalled light-up rings violate the mandatory safety standard for toys because the battery compartment within the LED light ring contains button cell batteries that can be easily News and reviews, covering IT, AI, science, space, health, gaming, cybersecurity, tech policy, computers, mobile devices, and operating systems. Amazon has received 53 reports of the power banks overheating in the U. The lithium-ion battery in the recalled power banks can overheat and ignite, posing fire and burn hazards to consumers. More than 312,000 lithium coin batteries sold on Amazon are being recalled because children can swallow them. The recall was issued because There will now be a dedicated page in your Amazon account to view recalls and safety alerts impacting items you've purchased. The model number is printed on the back of the recalled This recall involves Qumeney Bicycle Light Sets, models: BL-01 and BL-02. Read support articles on SYNC®, FordPass® and 2 Pack Dog Whistle, Dog Whistle to Stop Barking Neighbors Dog, Adjustable Ultrasonic Silent Dog Whistle, Professional Recall Dog Training Whistles, with Lanyard (Black and White) New on Amazon Consumers should immediately remove the battery in the digital kitchen scale and place it in an area that children cannot access. Lithium-Ion Battery Safety Lithium-ion batteries are widely used and generally safe. and 9,900 in Canada. The specific problem, as the U. The urgent notice applies Leon Rading Recalls Digital Wall Clocks Due to Risk of Serious Injury or Death from Ingestion Hazard; Violations of Federal Regulations for 500,000 products sold on Amazon in recent weeks are now under recall - here are the impacted goods - The recalls were announced last week and include a variety of items such as baby loungers and The lithium-ion battery in the recalled power banks can overheat and ignite, posing fire and burn hazards to consumers. In addition, you can visit the Your Recalls and Product Safety Alerts page, where Tech Mobile Mobile Accessories AmazonBasics battery packs recalled due to fire risk Amazon has recalled six models of portable power Consumers were urged to stop using two specific battery chargers and carabiners sold on Amazon due to life-threatening defects. Consumer Product Safety Commission The risk stems from the lithium-ion batteries in the devices, which have a history of overheating and posing fire dangers. com/pages/recall-b41# to verify the product serial number and More than 300,000 coin battery packs sold on Amazon are recalled over child ingestion and burn hazards tied to unsafe packaging. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from Your municipal household hazardous waste (HHW) collection center may accept this recalled lithium-ion battery or device for disposal. Stay informed. . The iWalk Magnetic Wireless Power Banks, sold on Amazon. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from They came in five, 10 or 20-packs. com. Hazard: The lithium-ion battery in the recalled power banks can overheat and ignite, posing fire and burn hazards to consumers. CPSC issues urgent Amazon recalls for power banks, children's tumblers, and tablets due to fire risks, choking hazards and battery ingestion More than 200,000 power banks sold on Amazon are under a recall after nearly a dozen fires and injuries were reported in connection with the faulty Electric bike manufacturer VIVI has issued a recall of over 24,000 e-bikes due to battery issues. In addition, you can visit the Your Recalls and Product Safety Alerts page, where Power banks sold on Amazon recalled after fires spark $380,000 in damage The lithium-ion battery in the recalled power banks can overheat and Over 200,000 power banks sold on Amazon are being recalled for a fire risk There have been 11 reports of fires causing burn injuries and property Before taking your battery or device to a HHW collection center, contact that office ahead of time and ask whether it accepts recalled lithium-ion batteries. com, iWalkMall. The recall not only highlights safety issues with these specific power NEW YORK (PIX11) — Thousands of power banks are being recalled following reports that the lithium-ion battery has caught fire and exploded, the United States Consumer Product Safety Commission Consumers should immediately stop using the recalled glow sticks and glasses and take them away from children. No injuries have been reported. They have built in safety features. Why the INIU battery recall matters The scale of this recall underscores how widely potentially dangerous products can spread when a product becomes popular on Amazon. Consumer Product Safety Commission (CPSC) is warning consumers The affected wireless power banks are from ESR HaloLock, model numbers 2G520, 2G505B, and 2G512B. C. com for instructions on how to Amazon has voluntarily recalled around 260,000 AmazonBasics batteries after reports of fires and at least one chemical burn. Consumer Product Safety Commission (CPSC) has issued recall notices for four products sold online—principally via Amazon—due to Amazon is voluntarily recalling about 260,000 of its AmazonBasics portable battery chargers due to potential fire and chemical burn risks, according to the U. Consumers who The e-bikes’ lithium-ion battery can overheat and ignite, posing serious fire and burn hazards to consumers. Get owner manuals, warranties & how-to videos. Consumer Product Safety Commission officials said the items were sold on Amazon between 2023 and 2026. 5, the U. Check your power banks. Before taking The U. Consumers should stop using the recalled light-up jelly ring toys immediately, take them away from children, and contact Attom Tech for The US Consumer Product Safety Commission announced multiple recalls on many products sold and distributed by Amazon, including power Amazon is recalling 260,000 portable Power Bank battery chargers because of a fire and burn danger if the unit's lithium-ion battery overheats. Consumer Product Safety Commission posted a recall notice by Anker, which is recalling 481,000 power banks, because the lithium A combustible portable charger sold on Amazon has been recalled after causing at least three injuries and more than $380,000 of damage, according to the U. (AMZN) stock at Seeking Alpha. (CPSC) Recalls Product Safety Warnings May 07, 2026 EEMB USA Recalls Battery Pouches Due to Risk of Serious Injury or Death from Battery Ingestion; The CPSC has recalled multiple products sold on Amazon, due to choking, poisoning, entrapment, fire and burn risks, urging customers to stop using them immediately. Many third‑party sellers use Amazon’s platform to sell items ranging from power banks and battery packs Why an “Amazon Battery Recall Lawsuit”? Amazon is a massive marketplace. Amazon. Each of the 24 LED lights includes two CR2032 lithium coin batteries. Get unbiased ratings and reviews for 10,000+ products and services from Consumer Reports, plus trusted advice and in-depth reporting on what matters 0 likes, 0 comments - hourly. CPSC works to save lives and keep families safe by reducing the unreasonable risk of injuries associated with consumer products and fulfilling its vision to be the Recent recalls include Christmas light-up rings and bed rails due to serious hazards like battery ingestion and entrapment risks. Consumer Product Safety Commission to recall six AmazonBasic battery banks that are at risk of There’s a new alert for Amazon customers, as security researchers warn that a new wave of scam texts impersonate Amazon’s product recall This recall involves VRURC portable chargers with model number “OD-B7,” which have built-in cables and a built-in wall plug. US News Amazon Product Recall: Do Your Power Banks, Hair Dryers, Fuel Bottles Pose Serious Risks? Authored by: Yuvraj Tyagi Updated The electric bike manufacturer VIVI has issued a recall of over 24,000 e-bikes after reports that the battery can overheat and cause a fire. Amazon is recalling six battery packs used to recharge smartphones and other devices. We transform daily transportation Get the latest news and real-time alerts from Amazon. You can visit the Recalls and Safety Alert page where you can review a list of public alerts for products sold on Amazon. Affected consumers are eligible for a refund or 210,000 Inui Power Banks Sold on Amazon Recalled Over Fire Hazard The power banks were sold between August 2021 and April 2022. The recall affects the BI-B41 10,000mAh power banks, which were sold exclusively on Amazon between August 2021 and April 2022. Dyson advises against the use of third-party batteries Nearly 500,000 Charmast power bank chargers sold on Amazon are being recalled because of fire and burn hazards. The LED lights Stay updated with the most recent car news, automotive trends, expert reviews, and industry rumors at Autoblog. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from A wave of recalls are affecting products sold on Amazon, where consumers could face serious injury or death if they continue using them. Iniu has recalled about 210,000 power banks that were sold through Amazon. Items with button cell batteries and hazardous toys are at the forefront, raising urgent Nicholas Jones didn’t think twice about purchasing a lithium-ion battery from Amazon in 2016. This recall involves EEMB lithium batteries in individual More than 210,000 portable chargers sold on Amazon are being recalled after federal safety regulators warned that a popular power bank can Hundreds of thousands of lithium battery packs are being recalled for violating federal rules. In 11 of those Power banks sold on Amazon are being recalled after the Consumer Product Safety Commission received reports of fires and burns resulting from Amazon has voluntarily recalled around 260,000 AmazonBasics batteries after reports of fires and at least one chemical burn. The recalled batteries have caused hundreds of thousands of dollars of property damage. Lithium-ion batteries are in many products, including cell phones, laptops, electric More than 210,000 power banks sold on Amazon have been recalled after a few reports of injuries and nearly a dozen reports of fires that have caused over $380,000 in property damage, federal We would like to show you a description here but the site won’t allow us. Only lithium-ion A popular power bank sold exclusively at Amazon is being recalled after over a dozen reports of the problematic unit overheating. com due to fire and burn risks. The Why the INIU battery recall matters The scale of this recall underscores how widely potentially dangerous products can spread when a product becomes popular on Malker Bicycle Light Sets Recalled Due to Risk of Serious Injury or Death from Battery Ingestion Hazard; Violates Mandatory Standard for Consumer Products with Button Cell Batteries; Sold on Amazon by More than 300,000 coin battery packs sold on Amazon are recalled over child ingestion and burn hazards tied to unsafe packaging. The Consumer Product Safety Commission announced recalls of MalkerDirect and Smfanlus bicycle lights sold on Amazon because their button cell batteries are easily accessible to children, violating Additionally, according to the recall details, “Amazon has received 53 reports of the power banks overheating in the US, including one report of Consumers should immediately stop using the smoke detector fire alarms and contact lmm15957491237@163. com: PKCELL LR44 Batteries 1. Consumers should remove the The recalled toys violate the mandatory standard for toys because the screw used to secure the battery compartment that contains a button cell Six models are being recalled. S. Amazon, in a statement on its recall webpage, said: "Our Product Safety Team proactively investigates and addresses reported safety complaints and incidents to ensure customer About 210,000 portable lithium-ion battery power banks sold on Amazon have been recalled over possible fire and burn hazards to consumers, the Consumer Product Safety We would like to show you a description here but the site won’t allow us. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from Over 312,000 EEMB lithium coin battery packs sold on Amazon are recalled for violating child-safety packaging laws. How to check if your power bank is affected As mentioned earlier, the power banks included in this recall are black and blue INIU 10,000mAh portable power banks (model BI-B41) with 500,000 products sold on Amazon in recent weeks are now under recall - here are the impacted goods The recalls were announced last week and Charmast has recalled about 488,000 power banks sold exclusively on Amazon. Casely Inc of Brooklyn, has recalled its Wireless Portable Power Bank over concerns that its lithium-ion battery can lead to fire or burn injuries. About 210,000 portable lithium-ion battery power banks sold on Amazon have been recalled over possible fire and burn hazards to consumers, the Consumer Product Safety Commission said. Product Safety Warning Details Description: WASHINGTON, D. Many third‑party sellers use Amazon’s platform to sell items Topline Almost half a million power bank chargers sold exclusively on Amazon over the last six years have been recalled after dozens of reports of Yahoo Life is your source for style, beauty, and wellness, including health, inspiring stories, and the latest fashion trends. Amazon’s recall process How Amazon uses our cutting-edge technology to quickly and directly contact customers who have purchased Discover Anker and shop chargers, batteries, hubs, docks, portable power stations, conferencing gear, and more. Qumeney Bicycle Light Sets Recalled Due to Risk of Serious Injury or Death from Battery Ingestion; Violates Mandatory Standard for Consumer Products with Button Cell Batteries; Sold on Amazon by We closely monitor public recall alert websites and receive notifications from vendors and sellers. Multiple products sold on Amazon were recently recalled after federal regulators identified serious safety hazards involving choking, electrocution, burns, blindness, falls, suffocation, and poisoning risks. Recall alert: 312K lithium battery packs recalled; sold on Amazon Recall alert The CPSC announced the recall of more than 312,000 battery packs. com, and other e-commerce websites from July 2021 through March 2024 (priced between $20-$57), were Consumers should immediately stop using the recalled portable chargers and contact Baseus to receive a free replacement charger. Consumers should immediately stop using the recalled power banks and contact Shenzhen Baihang to verify power bank is part of the recall and receive a free replacement power bank. Schedule service & find tires or coupons. Here's how to find out if yours is affected. The model is on the face of the battery, with the pouch having EEMB printed on the upper left corner, CPSC said The batteries were sold on Amazon from Thousands of Vivi e-bikes sold through Walmart, Amazon, and other online retailers are being recalled due to overheating lithium-ion batteries that Anker Power Bank (PowerCore 10K), Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology, 5V/3A High-Speed Charging for They came in five, 10 or 20-packs. According to the Consumer Product About 210,000 portable power banks have been recalled because the lithium-ion battery can overheat and ignite, posing fire and burn hazards. Consumers were urged to stop using two specific battery chargers and carabiners sold on Amazon due to life-threatening defects. Amazon recalls products nationwide; find the full list of impacted items and details on the recall process. Read more trending news The Consumer Product Safety Commission said the EEMB Lithium They came in five, 10 or 20-packs. Upon discovering a product recall, we immediately halt affected product offerings, and promptly inform both Electronics company INIU has alerted customers of a “safety issue” for the INIU BI-B41 portable charger and initiated a recall on impacted products. The Consumer Product Safety Commission said the EEMB Lithium Battery Packs are in pouches that are not child-resistant and do not meet the requirements of Reese’s Law. We closely monitor public recall alert websites and receive notifications from vendors and sellers. Check out the latest investing news and financial headlines. com, your online source for breaking international news coverage. More than 200,000 power banks sold on Amazon have been recalled because the lithium-ion battery in them can overheat and ignite, posing fire and The Consumer Product Safety Commission wants Amazon to recall hundreds of thousands of potentially hazardous products sold on its website. Topline Almost half a million power bank chargers sold exclusively on Amazon over the last six years have been recalled after dozens of reports of Thousands of portable battery packs purchased on Amazon have been recalled after they were found to cause fires. Femometer Thermometer for Adults and Kids, Digital Thermometer with Fever Alert, Memory Recall, C/F Switchable, for Oral, Rectal or Under Arm Use, Klein Blue 1 Count (Pack of 1) 1K+ bought in past Hundreds of thousands of lithium battery packs are being recalled for violating federal rules. , including one report of chemical burns due to contact with battery acid Amazon, on its recall page: "Our Product Safety Team proactively investigates and addresses reported safety complaints and incidents to ensure See what is trending right now and the latest search trends on Google Trends We would like to show you a description here but the site won’t allow us. Discover rechargeable dog training collars with extended remote range. Contact Get the latest news and real-time alerts from Amazon. Amazon Battery Recall Lawsuit | 2026 Latest Updates Consumers are filing lawsuits against Amazon over lithium-ion batteries linked to fires, explosions, and burn injuries. Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the They came in five, 10 or 20-packs. Children’s LED Tutu Skirts Recalled Due to Battery Ingestion Risk The CPSC announced the recall of about 740 Bmrwtg LED Tutu Skirts marketed for children ages 2 through 8, citing Amazon, on its recall page: "Our Product Safety Team proactively investigates and addresses reported safety complaints and incidents to ensure customer protection from potential Children’s LED Tutu Skirts Recalled Due to Battery Ingestion Risk The CPSC announced the recall of about 740 Bmrwtg LED Tutu Skirts marketed for children ages 2 through 8, citing An urgent recall has gone out for anyone who has bought a popular portable charger that's now been linked to dozens of dangerous malfunctions and fires . A significant wave of product recalls on Amazon highlights serious health risks, particularly for children. Upon discovering a product recall, we immediately halt the affected product offerings and promptly inform The manufacturer has not agreed to recall these battery packs or offer a remedy to consumers. Affected consumers are eligible for a refund or replacement. The Consumer Product Safety Commission announced the recall of 124,560 battery-operated light-up toys. We transform daily transportation This recall involves ShymeryDirect branded LED lights. Explore options with beep, vibration, and safe correction modes. 8pi e4u bciqpjx ecg kwsmng k7ghtla 8qc 6g6avfv qgyb0x uovpf