Quick Results: Clinical data shows that after 4 weeks of using the laser epilator, hair growth is inhibited by 50%. After 8 weeks of use, hair growth was effectively inhibited by 80%. After 12 weeks, the hair will barely grow back. You don't need regular treatment, just say goodbye to repeated hair loss.Light intensity level 5: We recommend that you start with level 1 for the first time to get used to this kind of hair removal equipment. Please note: IPL hair removal is not suitable for red, light blond, gray or white hair Not suitable for brown and black skin2 flash modes: sliding mode (single flash) for hair removal on small areas, underarms, bikini line and face; buffer mode (Continuous Flash) for hair removal of large areas, such as back, arms, legs, etc. LCD screen design, all data is clear at a glance.Skin tone and hair color: The IPL system is particularly effective for black, dark blonde and brown hair. Like any pulsed light hair removal device, the light waves of pulsed light are not effective for gray hair, red hair, or gray hair. In addition, it is not suitable for very dark skin.