This electric scalp massager is designed for deep tissue massage and relaxation. It features 4 silicone massage heads that are waterproof and can be used during showering. The massager is compact, lightweight, and portable, making it easy to use at home or while traveling. It has a single key operation and 2 adjustable gears. The massager is made of ABS and silicone materials and is charged via USB. It comes with a charging cable and instruction manual.