Features: 1. Red light can improve cell activity and promote cell metabolism Blue light can quickly inhibit inflammation, calm and repair the skin. 2. EMS weak current, firm lift, talk about fine lines, stimulate cell regeneration. 3. 45 constant temperature hot compress, 8000 times/minute high frequency vibration, promote vascular relaxation and improve blood circulation around the eyes. 4. Memory function to remember your usage habits every time you turn off your computer. 5. The appearance of mini and small, easy to carry, using USB charging, safe and environmentally friendly. Specification: Material : ABS Voltage : DC5V Power: 3W Battery capacity: 200mAh Charging time: 3 hours Use time: 1 hour Smart Timing : 4 minutes Mode : 3 (Red + 45C + sonic vibration, Blue + sonic vibration, EMS + 45C + sonic vibration) Charging display : red light flashing when charging, red light always on when full Cable length: 49cm2cm