description: 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, 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 Rated power: 10W Battery capacity 4000mAh Heating temperature: first gear: 47-52 degrees, second gear: 55-60 degrees Heating time: 3-5h Input/charge time: 5v/2A 2-3h Output (mobile power): 5v=2A Size: about 7.9x9.6x3.5cm / 3.11x3.78x1.38in Color: pink, white (optional) Quantity: 1 piece Instructions for use: Long press the button to turn on (turn on the hand warming function), long press the button to turn off (turn off the warm hand function) Indicator light description: The white light keeps on for warm hands and low temperature. The white light breathes and flickers, which is a high temperature gear for warming hands. The blue light breathes and flashes as the mobile power output state. The red light flashes quickly for a low battery state, the red light breathes and flashes for a charging state, and the red light is on. The light is fully charged note: 1. Due to manual measurement, please allow an error of 0-1cm. Make sure you don'for t 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