Brand Name: BASEUS Electric Heater Type: Storage Power: <800W Installation: Portable Heating Element: QUARTZ Model Number: Baseus Hand Warmer 10000mAh Powerbank Number of Speed Settings: None Area Heated: <20㎡ Voltage (V): 220V Application: <10㎡ Certification: CE Function: Overheat Protection Batteries: Polymer Lithium Battery Battery capacity: 10000mAh/3.8V 38Wh Rated capacity: 6100mAh Type-C Input: DC 5V2A Max Micro Input: DC 5V2A Max USBA Output: DC 5V2.1A Max size: 102*65*28mm Weight: 196g Feature 1: over voltage protection Feature 2: EMF protection Feature 3: Over charge protection Feature 4: over power protection Feature 5: over discharge protection Feature 6: over current protection Feature 7: over temperature protection Feature 8: short-circuit protection Function 1: Hand Warmer, Powerbank,10000mah Power Bank Function 2: Hand Heater, Powerbank Hand Warmer, Hand Heater Function 3: Mini Heater,External Battery Function 4: Handy Heater, Phone charger charging Function 5: for Home Student office outdoor travel