Therapeutic range 1, freckle: freckles, chloasma, sunburn, age spots, liver spots, dermal spot, birthmark and some pigmentation 2. Acne: Results boil type pimples, acne of acne, allergic acne, acne scars, acne pits. 3, red blood: red face, erythema, skin allergies and sensitive. 4, skin rejuvenation: shrink pores, remove blackheads, wrinkle whitening, eliminate the Sichuan word pattern, nasolabial fold wrinkles. 5, hair removal: armpit hair, beard, limbs, hair, hair line, bikini. 6, vascular lesions: hemangiomas, port wine stains, facial or chest flushing, telangiectasia, a diameter smaller than varicose veins. How to choose 1. Choose well-known brands and the regular factory, carefully examine the manufacturer's business license, production certificate and other certificates are complete. 2. To see whether there is a sound technical training force and effective marketing planning programs. 3. To see whether there is the ability to take service issues, customer service is timely and effective after-sale tracking 4. Whether they can provide equipment, accessories and spare parts for imported equipment is concerned, we must understand the price of replacement parts in the future situation. Operating Requirements 1. The operator can not press the button long nails or casually, as many instrument panel with soft keys, the material more brittle, so easily lead to fracture. 2. The operator must pay strict attention to the instrument and the upper and lower parts of the sub-interfaces, often because of neglect Xinshou plug to plug go, causing damage to the contact port. 3. Be sure to turn off the power after the operation, otherwise the resulting instrument dry, a direct result of shortening the life of the instrument.