Features: 1. The complete machine can be washed with water. 2. 600mA high capacity lithium battery. 3. Long battery life, strong power, low noise. 4. Overcharge and over discharge protection system. 5. The handle is designed to prevent slipping and conform to ergonomics. Specification: Size: 15.3x3.7x3.6cm Shell material: ABS+PC Switch material: ABS Motor type: micromotor (copper core+iron) Voltage: USB charging DC5V can be used for vehicle charging, computer USB, charging bank, and other voltages. Power: 5W Battery: 600mA lithium battery Motor speed: 4500RPM Discharge time: ≥ 120 minutes Charging time: ≈ 1.5 hours Water washing: IPX7 Usage: Press and hold the power on button for 1.5 seconds to turn on the computer, and then press and turn it off Package includes: 1 x Body Hair Trimmer 1 x USB Charger Cable 1 x Cleaning Brush 4 x Protection Comb 1 x Box