Intelligent Sensor, Precise Hair Removal Skin Sensor Technology: Built-in high sensitivity sensor automatically recognizes hairs on the skin surface and activates only when it touches the hairs, avoiding accidental touching and hurting the skin. Micro-vibration head: 8000 times per minute high-frequency micro-vibration, quickly shave fine/coarse hair without leaving black spots, hair removal efficiency increased by 50%. Multi-part application: underarms, arms, legs, bikini line, lips and other sensitive areas can be used, the whole body silky smooth in one step. Blue light skin care, gentle and non-irritating Blue light cold compress technology: synchronized release of 470nm blue light during hair removal, soothing the skin, inhibiting follicle inflammation, reducing redness, swelling and stinging sensation. 0 heat sensation design: no laser burning risk, sensitive skin, acne skin, novice can be used at ease. Skin-care grade blade net: medical grade stainless steel blade net, skin-friendly and anti-allergic, shaving and protecting the cuticle at the same time. Portable design, hair removal anytime, anywhere Wireless handheld: built-in high-capacity lithium battery, 2 hours of charging and 60 days of battery life (calculated on the basis of 2 times per week), travel with business trips. IPX6 waterproof: full body washable design, rinse the head directly after shaving, clean without dead angle. Mini body: only the size of the palm of your hand, as light as 120g, one-handed operation without pressure.