Features:[Easy Operation]4 modes 15 levels of intensity to relieve neck pain, keep pressing the button, or using a remote control to start 4 massage modes, 15 intensity adjustments.[Pressure-free]U-shaped neck wraps closer to the skin, fit neck size, and neck curve of different people.[Lightweight]Headphone style, lightweight design is more comfortable to wear than other bulky neck massagers.[Eco-friendly]USB cable are included. Neck massager could be charged by a 5V power adapter, phone, notebook, power bank.[Humanized Design]Cordless design make it convenient to take with bodyside, no matter when and where you could enjoy a neck massage in the home, office, car, or travel.