1. Rechargeable Hand Warmer: Pocket cute pet astronaut hand warmer, small and delicate, can be 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. Light Function: This heated hand warmer not only brings you warmth in the cold winter, also acts as an light when the switch is turned on in the dark night. 3. Safety: The optimized circuit extends the lifespan of the pocket hand warmer and provides protection from over-discharge, over-charge, overheating and short circuit. 4. 2 in 1 multi-function: built-in 4000mAh battery, USB interface, this product is not only an electric hand warmer, also a power bank. 5. Winter Ideal Gift: This is a must-have to through cold , especially for the hyperthermia needs of those with Raynaud's arthritis. Hand warmers are a great gift for Thanksgiving, Christmas, New Years, Birthdays and Anniversary gifts for loved ones, kids, family and , and ideal for outdoor enthusiasts. Product name: Hand warming treasure Rated power: 6W Input voltage: 5V Charging time: about 3H Battery capacity: 4000mAh Material: ABS+Aluminum alloy colour: White Package Contents: 1 x Hand Warmer 1 x Usb Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.