1. Material: metal+PC 2. Battery capacity: 350mAh 3. Input voltage: 5V 4. Power: 1W 5. Micro-current is introduced into the skin, double-layer energy wakes up 6. The head can be rotated 90 degrees in a semicircle 7. Decompose and re-introduce nutrients through iodine ions to improve nutrient absorption 8. Improve skin laxity, remove blackheads and relieve skin aging 9. Weight: 36g 10. Dimensions: 162x16.2mm