Product Details:
Voltage : 5V 1A
Power : 5W
Battery : Li-ion 18650
Battery Capacity : 1200mAh
Motor model: 3.7V FF-160
M20-10000 motor
Rotating speed: 10000RPM
2 gears
Overload protection
Charging time: 2 hours
Discharge time: 90 minutes
Waterproof : IPX5
Accessories: USB cable, 2 spare grinding head, brush