What's in the box:

USB Electric Neck Heating Pad Heated Neck Wrap Hot Therapy Neck Brace 3 Levels Adjustable Temperature for Neck Pain Relief Health Care (Standard)

Features:
The neck heating pad can provide comfortable heat therapy to your neck, so as to stimulate blood circulation and relief your neck pain.
Supports 3 levels of adjustable temperature(45/ 55/ 65), you can press the power button to select a comfortable temperature according to your need.
5V USB power supply, can be simply plugged to PC, laptop, power bank, USB power adapter or car charger, convenient to use.
Designed with a mesh pocket inside for inserting a hot/cold compress bag. A perfect combination of hot and cold therapy to reduce your neck pain.
Lightweight and portable, you can use the neck heating pad in the office, at home, as well as while traveling. Let it relieve your fatigue anytime anywhere.

Specifications:
Color: Black
Power Supply: 5V USB
Size: one size fits neck from 15 inch to 22 inch for men and women
Temperature: 1st level--45(+/-5), 2nd level--55(+/-5), 3th level-- 65(+/-5)

Note:
1. It has 3 models, red led is with the highest temperature. Once you turn it on by pressing the power button for 3s, it would getting heat. 5 minutes latter, it would turn automatically to blue led, which is medium lever. And then auto to white, which is the lowest. If you need the highest all the time, you need press the button manually to turn it to Red model, and the change cycle would be stopped.
2.It is NOT recommended to use high temperature for a long time to avoid burns. NOT suitable for Pregnant women, young children and other persons who can not express their willingness.
3. Washed by hands, please don't washed by machine. Washed by hands, please don't washed by machine. Do not be exposed to the sun, firing or iron the heated pad brace to avoid damage the insulator of heating conductor.

Packing List:
1 * Neck Heating Pad
1 * USB Cable