Features 1. Rechargeable Hand Warmer: Cute hand warmer, small and delicate, can be held with one hand, and can be carried in a travel bag or pocket. Great for outdoor, travel, work, hunting, sports, fishing, hiking, skiing, camping, biking. 2. Quick Preheating: It only takes 10 seconds to preheat, and the heating temperature is 50. whether indoors or outdoors, it always provides all-round warmth for your hands. 3. Ambient Light Function: This heated hand warmer not only brings you warmth in the cold winter, but also acts as an ambient light when the switch is turned on in the dark night. 4. Can Be A Power Bank: This hand warmer can last up to 6 hours of heating after charging for 3 hours, and can also be used as a power bank. Comes with 3 kinds of charging cables; Type-C, iphone, micro charging port. Support the charging needs of most devices. 5. Winter Ideal Gift: This is a must-have to get through cold winters. Hand warmers are a great gift for Thanksgiving, Christmas, New Years, Birthdays and Anniversary gifts for loved ones, kids, family and friends, and ideal for outdoor enthusiasts. . Specification Material: Plastic Color: Blue, Pink Size: 9 x 9 x 3 cm Weight: 123 g Battery capacity: 2000 mAH, 3000 mAH Voltage: 5 V Charging time: 3 hours Using time: 6 hours Package Include: 1 Hand Warmer 1 USB Charger