Cartoon Winter Mini Hand Warmer Portable USB Rechargeable Obile Power Charging Multifunctional And Easy To Tharge Features: 1. Cute cat paw hand warmer 2. Use USB interface to charge, convenient and worry-free 3. Small and light, suitable for carrying out 4. Multiple functions, can be used as a power bank 5. There are two modes of high temperature and low temperature freely switching   Specifications: Size: 75.3X74.1X31.4mm Product material: ABS, aluminum alloy, silica gel Heating temperature: low temperature 45 degrees, high temperature 55 degrees Battery capacity: 3.7V/3000MAH Heating power: 5W Output power: 5V/1A Charging time: 2.5 hours Interface type: USB Corlor：Pink How to use: 1. double-click on the warm hands function, double-click again to close the warm hands function; click on the gear adjustment, there are low-temperature and high-temperature grades to choose from 2. When the hand-warming mode is not turned on, the meow paw can be converted into a mobile power supply to charge the mobile device using a conversion head Notes: 1. Please allowed 1-3mm differences due to manual measurement, thank you 2. Due to the difference between different monitors, please understand that the picture may not reflect the actual color of the item Package included: 1pc Heater Hand Warmer 1pc USB Data Cable 1pc Adapters 1pc Manual