Power: 3xAAA batteryThinsulate cotton,keep warm: Made with warm and lightweight Thinsulate cotton which helps trap your body's heat while allowing to escape. heated gloves keep your hands warm and comfortable. Thinsulate material's heat retention is 1.5 times that of down and that of other highly-soft insulation materials!Carbon fiber heating technology,3 heating levels: With the built-in carbon fiber heating panels covering the entire back of the hand, , and thumb, these ski gloves can provide far-infrared heating and help stimulate blood circulation and warm your hands after just 30 seconds. Select from 3 heating levels (high, medium, and low) with one of a button. 2 pieces of 3200mAh rechargeable lithium-ion batteries let you enjoy nice and toasty hands for up to 8 hours.Heating piece: imported composite wire, heating on the back of handSize: l, XLProduct information：1 pair of heated glovesMaterial: polyester fiber (polyester cloth, cotton)Touchscreen thumb and index finger: Easily use touchscreen devices, such as tablets, mobile phones, and LCD car screens, without removing these heated gloves. The design is ergonomic too with thoughtful touches added, like an adjustable wrist strap, battery storage pocket, toggle drawstring, and reflective strip.Waterproof, breathable, and non-slip: The surface of the thermal gloves (covering the back of the hand) is made of high-tech splashproof fabric, making these winter gloves perfect for use during light rain and . The and of the glove are made of soft leather material with an anti-slip gripping surface for a wear-resistance and non-slip effect.Temperature: 40-55 ℃