Item Type: Electric Hand Warmer Material: ABS, alloy Size: Approx. 9.1 x 5cm / 3.58 x 1.97in (There is a little error in manual measurement) Function: Heating, night light Built in battery capacity: lithium battery, 4000mAh Heating gear: 2 gears, the first gear is 45C, the second gear is 60C1Portable: The hand warmer is small and light, easy to carry, and the heating function makes you more warm and comfortable in winter. 2Fashion Appearance: Astronaut and flying saucer shape, very fashionable, can also be used as home decoration when not in use. 32 Gear Adjustable Temperature: the first gear is 45, suitable for the elderly and children, and the second gear is 60, suitable for adults. 4Safe Explosion Proof: Built in space aluminum alloy heat conductor, temperature transmission reduces loss, and built in safety explosion proof battery, which is safer to use. 5Night Lighting: Not only a hand warmer, but also has a night light lighting function. It is more convenient to get up at night and suitable for gifts to family and friends. 1 x Hand Warmer1 x USB Cable