Mini Round Electric Small Hand Warmer Quick Charge Winter Warm USB Charging Power Portable Warmers Rechargeable Long Parameter: Working temperature: 0?-45? Storage/transport temperature: -20?±50? Capacity: 5000mah/mA 18.5Wh Power: 8W (MAX) Output parameters: USB/2.0A; Input parameters: Type-C 5V/2.0A Battery type: high quality polymer battery Instructions: Short press once to turn on, turn on the first temperature (45 degrees), the white light will be on, and the digital tube will display the actual temperature. Short press again to turn on the second gear (55 degrees), the orange light is on, and the digital tube displays the actual temperature. Short press again to turn off the hand warmer function and the tube is off. Plug in the USB, automatically start to output 5V/2A, the digital tube scrolls to display no output or the charging output is completed within 10 seconds, and the digital tube display turns off. When the U is output, the hand warmer function cannot turn on MAX5V/2A. When charging, the digital tube flashes to display CH, fully charged, and the digital tube statically displays CH. In the case of operation, the battery is insufficient and the digital tube displays LO. Specification: Type: Small Hand Warmer Material: PC + ABS Applications: for Fall Winter Outdoors Features: Small Hand Warmer, Mini Cute Electric, Quick Charge Winter Warm, USB Charging Power, Portable Long Lasting, Winter Outdoors Gadget Dimension: app.8.95x3.24x8.95cm/3.52x1.27x3.52in Color: Green, White, Pink (optional) Quantity: 1 Pc