The 3.7V 800mAh Polymer Lithium Ion Battery Pack is a high-capacity, rechargeable power solution designed for VR glasses, headsets, and wearable devices. Featuring advanced LiMn2O4 cathode materials and a semi-solid state design, this battery delivers reliable performance with a long cycle life of up to 800 cycles. Compact and lightweight at 10g, it offers excellent energy density and stable discharge for extended device operation. Ideal for smart wearables and portable electronics, this HYSINCERE-branded battery ensures safe and efficient power in a wide operating temperature range of -10°C to 70°C.More