Features 1. Our product is good elasticity and high flexibility, which has 12 TPE 3D massage arm. It is convenient to massage your head and remove stress. 2. Easy to use: It has only one key, the key is for on-off and three gears. The first time you press the key, you will start the product. The second time you press the key, you can choose different gears. 3. It has a USB charging port and four red led lights. No need to use any batteries. When you press the on-off keying, and start the product, the four red led lights will be on. 4. Package Include: 1 Electric Claw Scalp Massager, 1 USB Charging Cable, and 1 Manual. 5. Ideal Gift: You can buy one for your family, your lovers, your friends etc. It can give everyone a different refreshed feeling. Specification Material: TPE Color: Black, Grey Size: 18 x 12 x 12 cm, 26 × 20 × 20 cm Weight: 161 g, 252 g Voltage: DC5V/1A Battery capacity: 500 mAH Charging time: 3 hours Working time: about 4 hours Package Include: 1× Electric Claw Scalp Massager 1× USB Charging Cable 1× Manual