Features: 1. Hand warmer & Powerbank combo. It's not only a little hand warmer but also an emergency back-up battery. 2. Easy to use with only ONE button. Fast heating up in 5 seconds. Shockproof anti-scalding radiation-free. 3. Rechargeable hand warmer with pocket-size and skin-friendly material finish easily held with one hand. 4. Quality ABS+Aluminum Alloy made which features light weight and long durability. It is a nice size to hold and feels smooth in your hands. 5. Handy carrying anywhere with any pocket or bag while during any outdoor activities. Also a perfect reusable hand warmer option in cold weather for office worker. Notice: Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Battery capacity: 6500mAh Rated power: 6w Product material: ABS+Aluminum alloy Charging time: about 5h Product size: 118.2x74.9x55.2mm Color/Style: As the picture shown includes: choice 1: 1 x Hand Warmer 1 x Charging Cable (phone not included) choice 2: 1 set of Hand Warmer (phone not included) "