CkeyiN Electric Head Massager

【3 Modes and 9 Intensity】3 massage modes (sleep mode, depression mode, and relief mode) controlled by [On/Off] button. 9 intensity adjusted through[+]/[-] buttons. 【Lightweight and Portable】In portable size of 14.3x1.9cm, USB rechargeable design, and 3 separated buttons, it can be operated easily and carried along for use anytime and anytime. 【Strong Functions】Low-frequency pulse works to relieve pain and pressure, as well as to promote sleep. 【Fully Adjustable】With fasteners for adjustment to fit your head size, won't slip off easily. 【Comfortable and Beautiful Wearing】Ergonomic design fits head curve perfectly for scientific and comfortable wearing.