The Rio Evolution IPL is clinically proven to remove hair safely and effectively at home. Placed against the skin, pulses of intense light are delivered directly to the hair follicle with enough energy to disable the root without affecting the surrounding area. IPL is fast, gentle and delivers permanent hair reduction. Quick treatment time. Ideal for treating large areas of unwanted hair. Bulb life up to 50,000 flashes. Refer to instructions before use. Suitable for face, underarms, bikini line and legs. Not suitable for Afro Caribbean or black skin complexions, red, light blonde, grey or white hair. Safe for use on facial hair. Chemical free . General information: Approved for home use. Manufacturers 2 year guarantee. Speed of regrowth dependent on individual.