1. Function: ultrasound, clean pores/face cleansing 2. Weight: about 100G 3. Working method: ultrasonic vibration 4. Power supply mode: USB charging/built-in lithium battery 5. Full body waterproof, high frequency vibration, clear pores 6. Finger ring buckle design, easy to use 7. Three-dimensional support, quick overflow and dry 8. Vibration frequency: 8000RPM 9. All-inclusive charging port, safe and waterproof 10. Removes makeup without residue 11. Wave-like design, larger contact area on the face 12. 0.6mm ultra-fine brush: gently cleans large areas of skin such as cheeks 13. 0.8mm soft fine brush: for cleaning dead corners and oily areas such as nose and mouth corners 14. Size: 7x7cm 15. Battery capacity: 300mAh