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Availability: 18 in stock

SKU BAK N21700CG 15A FLAT TOP Category

Each Battery is Sold Separately:

We will replace a battery if it arrives damaged or defective (won’t charge, or has problems with its first cycle). Please let us know within 14 days of receiving your order. For more information and to see if you are eligible for our return policy, please read our store policy here.

Ratings of Manufacturers:

Here is more information about manufacturer ratings


Warning: If improperly used, lithium ion batteries can explode or burn. These batteries can cause severe injury and damage if used outside of a battery pack without a BMS and/or for purposes not intended by their manufacturers. Batteries containing lithium ion are not insured by us.

Any rechargeable battery has inherent risks. The lithium-ion battery (lithium-ion), LiPo battery (lithium ion polymer), and any rechargeable cell (collectively “rechargeable batteries”) are dangerous when mishandled due to their explosive or burning characteristics.

Those who plan to purchase or use rechargeable batteries should educate themselves on their use, including how to charge, discharge, assemble, and store them. You can find more information about how to store and care for rechargeable batteries here. Batteries that have been mishandled or misused are not covered by our warranty.


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Please note that we are not the same company/website as We have been receiving frequent complaints from customers of, a company/website that is no longer in business. If you placed an order and have not received it, kindly verify whether you placed the order with or us ( If you placed the order with us and have any questions or concerns, please reach out to us via the contact us page.