Feature●PREMIUM MATERIAL: Our cute rechargeable hand warmer is made of high quality aircraft aluminum Section-material. The surface coating is finely processed to make contact more comfortable and smooth●Safe Heating: Portable USB hand warmer heats up quickly and safely in less than 6 seconds. There are 3 different temperatures(35-45/45-55/55-65). In addition, it indicates the temperature of the guided heating●2-in-1 design: This pocket heating in winter is suitable for hand warmers, but it is also suitable for emergency power supply. It is equipped with a 10,000 mAh battery●COLORFUL LIGHT: There is a decorative light built into the electric hand warmer. You need to double click the button to turn on the ambient light. 7 colors for you to choose●Portable hand warmer: Pocket warmer is compact and portable shape, fashionable and simple design. You can wear it anywhere in each pocket between outdoor sports, fishing, hiking, camping and skiingDescription Decorative Light, Fast Heating and Cute Hands Warm Rechargeable, 10000mAh Portable Pocket Warmer USB Electric Hand Warmer for Winter Outdoor Sports (Green)