<p>Features:</p> <p>With a 6ml serum cabins in the middle of the brush, it can help you apply essential-oil evenly and easily while massaging your scalp. </p> <p>Tooth-tip Massage: The massage relaxes the head muscles, andcontinuously removes debris, dirt, and oil from the scalp. All you have to do is move-it to different parts of scalp while the bristles do all the work. It feels like a steady continuous pinching and releasing in a pleasant way. The massage feels especially great around the back of scalp and nape of neck. </p> <p>Waterproof, no problem with rinsing, super waterproof performance, clean, hygienic, unclogged, safe, and comfortable.</p> <p>Red light works right in the dermis to promote enhanced collagen and elastin production. Notice improved skin elasticity and texture with regular red light treatments.</p> <p>Perfect for on-the-go hair care, it's an excellent choice as a thoughtful present for family and friends on birthdays, as souvenirs.</p> <p>Notice:</p> <p>1. Actual color may be slightly different from the image due to different light effect</p> <p>2. Please allow 1-3cm deviation due to manual measurement</p> <p>Description:</p> <p>Size: 21x8.5x5.7CM</p> <p>Rated voltage: 3.7V</p> <p>Rated power: 5W</p> <p>Battery capacity: 1400mAh</p> <p>Charging interface: Type-C</p> <p>Package: Electronic Red Light Hair Massager + USB charging cable + storage bag + manual + color box</p>