•Skin care ingredients, effective introduction. Promote effective hydration ingredient. •EMS micro current, firming skin and shaping beauty. Increase cellular activity and allow skincare ingredients to penetrate the skin. It promotes muscle movement and relaxes the skin, reduces expression lines and refines the face. •Multi-effect color light for skin care, translucent beauty: red and blue light, photon tender skin, reappearance of delicate skin. •Ring guide design, continuous and effective introduction of skin care. •Intermittent medium-frequency pulses can soothe the skin, effectively improve the absorption rate, and introduce skin care ingredients into the deep skin. Working power 0.25W Input voltage: 5V Output voltage: 3.7V Battery capacity: 400mAh Output current: ≤70mA Charging time: 3H Working time: 3H USB-C charging interface: ABS, PC, zinc alloy.