Portable Rechargeable Neck Massager With Infrared Heat AO-78111 Features: The massager has a U shape, which is in line with the human neck's streamlined and ring-like design The neck strap can be adjusted to 160 degrees, so you can do what you want with it The massager has modes that can be changed and have different levels of intensity The built-in magnetic can massage human acupoint, which can balance the nervous system, and improve the oxygen supply, microcycle, and nutrition status of the tissue cells Specifications: Brand: Aorlis Model: AO-78111 Material: ABS Power supply: USB charging Package Included; 1 x Neck Massager 1 x Micro USB Cable 1 x User Manual