The TK-502236 is a compact and lightweight 3.7V Lithium Polymer (LiPo) rechargeable battery, designed for portable and space-constrained electronic applications. With a capacity of 365mAh, it provides a stable and long-lasting power source, making it ideal for wearable devices, Bluetooth gadgets, small electronics, and more. It features reliable performance, a flat rectangular shape, and built-in protection circuitry for safety.