Features:*High-quality material: This product is made of high-quality material, which is wear-resistant and durable, and can be used for a long time.*Portable: The mini hand warmer is small in size, easy to carry, easier to put in your pocket, very suitable for outdoor sports in cold winter.*Multifunctional: This hand warmer can be used as a power banks, and it is also designed with LED Light, digital display of battery temperature, heat therapy and pain relief, promotes blood circulations, and helps relax muscles.*Wide Application: This hand warmer can continue to heat and keep warm, making you feel more comfortable in the cold winter, very suitable for mountaineering, hiking, traveling, camping, skiing, cycling, etc.*Great Gift: This hand warmer is the best gift for kids, teens, boys, girls, men, women, the elderly on Chirstmas, birthday.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: ABSSize: 11.1*8.2*5cmBattery capacity: 10000mAhCharging time: 5-7hPower input: 5V-2AUse time (turn off the light): 10-12 hoursPower output: 5V-2AUse time (turn on the light): 8-10 hoursCharging current: 2AHeating temperature: 45C, 50C, 55C (+-5C)Rated power: 16WWorking current: 900mA-3AInput/Output: Type-C/USB