J JINPEI Rechargeable 7.4V 4000mAh Li-ion Batteries, Rechargeable Batteries for Heated Underwear, Heated Sweatershirt (1pcs Included)

The J JINPEI 2022-FBA-PJ Rechargeable Battery is a must-have for anyone looking for a reliable and efficient power source for their heated underwear or other heated products.

With a capacity of 4000mAh and a voltage of 7.4V, this battery provides long-lasting power and can be recharged up to 500-600 times, ensuring that it lasts for a long time.

The battery is also small in size, measuring only 70*58*15mm, making it easy to carry around.

Additionally, the J JINPEI brand provides excellent after-sales service and will serve you wholeheartedly, so you can have peace of mind when purchasing this product.

Overall, this battery is a great choice for anyone looking for a reliable and efficient power source for their heated products.