Fashionable Doughnut Hand Warmer USB Portable

Product information:

Size: 8.1 * 8.1 * 3.3cm
Power mode: USB
Rated voltage: 5V
Rated power: 0.5
Heating mode: electric film type
Color: blue doughnut, pink doughnut, blue rainbow with light (with light), pink rainbow with light (with light), random doughnut, blue snowflake, pink snowflake
Built in battery capacity: 1200mA - 2000mA
Endurance: 3-6 hours

Packing list:

Hand warming treasure * 1 power cord * 1