5 energy levels and 2 flash modes The epilator has 5 different energy levels to adapt to different skin sensitivities. Two flash modes can meet your needs for different hair removal area.Manual mode is mainly used for small areas of hair removal, such as bikini line, armpits, fingers, lips; automatic mode can be used for larger hair removal areas, such as arms, legs, chest, abdomen and back. Permanent hair removal, IPL hair removal adopts professional IPL (Strong Pulsed Light) technology, which can directly act on the hair roots (no stray light source) to effectively prevent skin damage. Its function is to heat the hair follicles, focus light energy on the roots, absorb melanin and inhibit hair growth. Personalized and safe advanced skin color sensor, which can continuously scan skin color and adjust light intensity. Each pulse provides the ideal amount of light for safe and efficient use.The IPL device quickly adapts to the sensitivity of your skin, and its sensor (with anti-ultraviolet function) allows hair removal in complete safety: it is the only IPL technology capable of automatically and continuously adapting to your complexion.