Permanent : IPL hair removal uses professional IPL technology (strong pulse light) and has been clinically tested to permanent hair removal. which acts directly on the hair root (non-interfering light source) and effectively prevents skin injury. It works by heating the hair follicle, concentrating the light energy at the root, absorbing melanin, and inhibiting hair growth.80% hair loss after 3 treatments, most women can achieve permanent hair loss after 8 weeks used.Safety : IPL Hair Removal System is equipped with industry-leading quartz lamps and an integrated lamp head, so you can not feel scalding while it works. A cutting edge skin tone sensor which continuously scans the skin tone and adjusts the light intensity. The light will only glow when the working head is pressed at 90 to the skin, prevent laser leakage.Painless : The IPL hair removal system has 5 adjustable light energy settings to ensure a gentle yet effective treatment, and when energy is setted to the most comfort level,no woman rated the as painful. After 8-12 weeks,more than 90% of hair grows slowly and overall reduction. *Note:The effect of hair removal varies with different hair color and skin tone. Please be patient.Efficient : 2 flashing modes fit your hair-removing needs of diverse body areas. Continuous flash is suitable for large body areas such as arms, legs and back, Single flash mode is suitable for small body areas such as armpits, lips, face, fingers and bikini lines.Universal : ideal for female's and male's full body hair removal, including the face, arms, underarms, back, chest, bikini line and legs. Effective results without burning or injuring your skin.