Here's a revised version of your description: Experience effortless hair removal without nicks, cuts, or bumps with our dermatologist-approved unit, powered by a rechargeable lithium-ion battery (for dry use only). This versatile device includes a trimmer head, smooth micro foil head, USB/wall charger, and cleaning brush. Our instant, pain-free hair remover is gentle and safe on sensitive skin, approved for facial hair and ideal for bikini lines, belly, arms, underarms, and hard-to-reach areas on legs. Safe for all skin types and colors, its micro-oscillation technology swiftly sweeps away unwanted hair in one step, ensuring no pain or irritation, unlike laser or thermal hair removal methods. Say goodbye to painful and expensive hair removal methods—no more nicks, cuts, or bumps!