description: 100% brand new and high quality feature: 1. Long-lasting heating and battery life, maximize energy and minimize weight increase. 2. Comfortable hand feeling, compact and portable function, it is a must-have outdoor heating equipment in autumn and winter. 3. Smooth and double-sided warm surface, pocket size, curved body, sleek and lightweight, silicone corner protects against falling. specification: Type: Electric hand warmer Material: Silicone Input and output: DC5V 2A Standby current: 80uA Heating power: 7-10W temperature: 50-60 Charging time: about 6 hours Working time: Test under 28 environment: 9 hours for low grade; 7 hours for high grade; Battery: 3.7V-10000mAh polymer battery Tact switch: 2 gears Heater: 2.8 Battery capacity 10000mAh Size: Approximately: 7.2x12.8cm/2.83x5.04in Color: yellow, white, pink, blue (optional) Quantity: 1 piece note: 1. Due to manual measurement, please allow an error of 0-1cm. Make sure you dont mind before bidding. 2. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thank you The package includes: 1 piece x electric hand warmer