Built-in lithium battery : 3.7V 1200mAh
Power: 0.3W-1.2W
Power input: DC 5V 1A
Material:abs
Type: Mini Neck Double Fans
Package list: 1 x Sports Fan,1 x USB Charging Cable
Instructions:
1. Long press for 3 seconds (on/off)
2. Touch your button to cycle through the wind speed
3. Indicator light:
Work: blue light flashes
Charging: red light
Fully charged: blue light is on
Low battery: red flashing
Package list: 1 x Sports Fan,1 x USB Charging Cable