... cold weather :Products Features1. High Capacity Lithium-Polymer Battery operated (3.7V 1000mAh).2. Lithium-Polymer Battery rechargeable at 300 cycles3. Far smart remote control ... : S, M, L, XL,XXL, the size can be trimmed to fit if needed.8. Lithium-Polymer Battery absolutely leakage-proof, stable ,safe and ...