The NiceBay IPL Hair Removal Device uses IPL technology with 530-1200nm wavelength to target hair follicles and reduce regrowth. Four energy modes are available: Soft, Cozy, Power, and High. Switch modes using side touch buttons. High mode is for manual use only, recommended for coarse hair on arms and bikini area. Two operation methods: Manual mode for small areas (upper lip, underarms) – short press for one flash. Glide mode for large areas (legs, arms) – press and hold for 2 seconds, device flashes automatically when in full skin contact. Safety features include a sapphire cooling window, skin contact sensor, and automatic temperature shut-off. Suitable for Fitzpatrick skin types I-V (white to medium brown). Do not use on very dark skin (Type VI). | Nicebay | | IPL Hair Removal Device – 4 Energy Modes with Sapphire Cooling – Hair Reduction at Home | Best Buy