USB Heated Knee Pad Electric Knee Winter Keep Knee Warm Arthritis Pain Relief Pillows The third level (blue light)

The third level (blue light) USB temperature: about 38 ℃

perfect gift for kids and seniors

Continue to tighten the air nozzle

it uses your car’s 12V cigarette lighter socket and allows you to demist or defrost your windows quickly and efficiently

It need 2 AA batteries(not included) to light up

USB Heated Knee Pad Electric Knee Winter Keep Knee Warm Arthritis Pain Relief Pillows The third level (blue light)USB Heated Knee Pad Electric Knee Winter Keep Knee Warm Arthritis Pain Relief Description: Plug&Play and heats in seconds, provides comfortable heat process for your knee. Heating pad fits knee circumference up to 23inch for both men and women. Very easy to operate, you can control the heating temperature and time totally by yourself. The AC adapter with a fixed output 7. 9V 1. 1A is for quick heating and higher heating temp use. The heating temp can