7.4V 2200MAH Rechargeable Battery: The electric glove is powered by Li-ion battery. Or the glove will last about 6.5 hours on the lowest setting, 3-3.5 hours on the medium setting, and about 2 hours on the highest setting. If you are exercising or working outdoors for a long time, it is recommended to purchase an additional battery (sold separately). These battery gloves guarantee powerful warmth and comfort while riding, skiing, hiking, fishing, hunting, snow, ice skating or other work activities in cold weather The far-infrared carbon fiber heating element covers the entire back of the hand and wraps around the fingertips: this rechargeable glove is the perfect solution for those with cold winter nights and days, Raynaud's, arthritis, poor circulation, and stiff joints. Heated garments generate heat to compensate for reduced body heat, this rechargeable glove will keep your hands warm 3 HEATING SETTINGS CONTROLLER: This heated glove has three different heating settings that can be easily adapted to your environment at the touch of a button. The red LED color is the high setting, the white LED color is the medium setting, and the blue LED color is the low setting. It is recommended to adjust to a high setting for the first 20 minutes of use, then change to a medium setting. So it can be used outside longer. Breathable Material: These gloves keep your hands comfortable and protected by providing three layers of material between your hands and the cold environment. First up is the soft cotton and fleece lining that is not only comfortable but also absorbs moisture to help keep hands dry. The second is windproof and waterproof material. The material helps repel rain, ice and snowmelt. Then there is the breathable sponge layer. This layer helps your hands breathe without feeling trapped. Size: all size Colour: Black Packing list: 2pcs