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image - Anker 535 Power Bank (PowerCore 20K) A1366 Product Recall
Anker Innovations Initiate Replacement Program for “22D51” Batch of Detachable Battery for Powered Cooler

We have discovered that some of the lithium-ion batteries used in the Anker EverFrost Powered Cooler series may pose a fire safety risk due to a manufacturing defect. We have identified that 0.04% of these battery cells, originating from a single production batch with the product code “22D51”, were produced during the week of December 19, 2022.

Although only a small number of batteries may be affected by this issue, out of an abundance of caution, we are reaching out to customers to initiate a targeted recall of the affected batteries.

If you currently own any of the following EverFrost models, we ask that you immediately stop using this product and follow the steps outlined in this email.

Affected Products:
Anker EverFrost 30 Powered Cooler (A17A0)
Anker EverFrost 40 Powered Cooler (A17A1)
Anker EverFrost 50 Powered Cooler (A17A2)
Anker Detachable Battery for Powered Cooler (A17B0)

Before submitting a warranty claim, please check if your product meets the following conditions, as it may not be necessary to submit a claim:
1. Latest Version Confirmation: lf the carton and outer box (top surface) of your newly purchased Powered Cooler is marked with a 'latest version' label, your product is already equipped with the updated features, and a warranty claim for the battery issue is not applicable.
2. Purchase Date: lf you bought a powered cooler after December 6, 2023, it already features the updated battery design and is not susceptible to the issues covered in the warranty claim.
What To Do:

1. Immediately stop using or charging your cooler
2. Unplug the AC adapter for the cooler
3. Remove the battery pack from the cooler and turn it off by following these instructions:

Step 1. Hold down the latch at the battery pack location and remove the cover.
Step 2. Use both hands to grab the battery pack handle from the bottom to remove the battery pack.
Step 3. Hold the button for at least 3 seconds until the 4 LED lights flash once.
Step 4. Hold the button again for at least 3 seconds until the 4 LED lights flash once.
Step 5. Briefly press the button again. The third LED will flash.
Step 6. Briefly press the button once again. The second LED will flash.
Step 7. Hold the button for at least 3 seconds until the 4 LED lights flash once.
Step 8. Wait for 15 seconds. The device will shut down, and all LEDs will turn off. Press button twice briefly to confirm the shutdown worked.

4. Click here to fill out your information for a battery pack replacement. Note: The cooler can still function normally when connected to the AC adapter.
5. Please dispose of your detachable battery at a facility that accepts lithium batteries (see resources below).

Customer Service Contact Details

If you have any questions or need further assistance, please contact We are committed to promptly addressing and resolving any issues you may encounter.

We sincerely apologize for any inconvenience this situation may have caused and greatly appreciate your understanding, patience and cooperation.

Additional Resources on the Disposal of the EverFrost Powered Cooler Battery Pack

As stated above, please dispose of your detachable battery at a facility that accepts lithium-ion batteries.

Below is a list of resources providing more details on the proper disposal of lithium-ion batteries. If your country is not listed below, please research the local rules and regulations for lithium battery disposal in your specific region.

North America

United States

Local and state ordinances prohibit disposing of this product in regular trash or used battery recycling boxes at retail and home improvement stores. Check with your local municipality for battery recycling options or visit these websites to find nearby recycling locations:

- U.S. Environmental Protection Agency:
- Earth 911:
- Call2Recycle:


- Call2Recycle: This nationwide recycling program accepts all types of rechargeable batteries, including lithium batteries. You can visit their website to find the nearest drop-off location.
- Local Waste Management Facilities: Many cities and towns have waste management facilities that accept hazardous waste, including lithium batteries. You can look up the facilities in your area.
- Staples: Staples stores also accept used batteries for recycling. You can visit their website for more information.

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