Stay warm during your outdoor adventures with our Rechargeable Hand Warmer. This small-sized device can be turned into a mobile power supply to keep your devices . Adjust the temperature at will for maximum comfort while hiking or exploring. Specification Net weight: 185g Number of gears: three gears (45-55-65) Product size: about 11x7.3x4.2cm/4.33x2.87x1.65 inches Input voltage: 5V Input current: 1A Performance: 10000mah 1.Double Purpose: Acting as both a cozy hand warmer and a convenient power bank, it effortlessly transitions into a mobile power supply for multiple functions 2.Quick- warmth: Keep yourself toasty with just a quick charge thanks to this rechargeable hand warmer. With USB charging capability, it's easy to keep warm no matter where you are or what devices you have on hand 3.Adjust the Temperature at Will: Effortlessly adjust the temperature at will with three-speed selectable heating. Three temperatures are available for adjustment, ensuring instant warmth in any weather conditions 4.Widely used: Introducing a rechargeable hand warmer that's perfect for camping, hiking, and backpacking. Stay warm and comfortable on your adventures, no matter the temperature 5.Portable Warmth Anywhere: Stay cozy on-the-go with this rechargeable and easy-to-carry hand warmer. Its small size ensures you can take it anywhere, providing warmth and comfort at your fingertips Color: White Material: PC+Aluminum Alloy Package Contents: 1 x hand warmer 1 x lanyard 1 x 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.