Specifications:
Material: ABS
Color: white, green
Size: 21.5*2.5*2.5cm
Weight: 0.19kg
Packing size: 24.5*10*3.5cm
Charging method: USB interface
Battery: Lithium battery
Rated voltage: 3.7V
Rated current: 200mA
Power adapter: 5V
Vibration frequency: 22000 times/min
Charging time: about 2H
Waterproof rating: IPX6