21 Zone Heating Vest Men’s USB Infrared Thermal Jacket Smart Heating Clothes New Winter Cold-proof Thick Sleeveless Coat Hiking

Note:The product does not include power banks.You need to use 5V.2A 20000Ah or more power bank.

Correct startup method:
Hello, the correct way to turn it on is to long press and hold the switch for 3-5 seconds until the light is on before releasing it. After the switch lights up, press the three gears and release them. Different colors have different temperatures. If you have any questions or suggestions, please contact us promptly and we will do our best to help you solve the problem
 

We are Asian size, 2-3 sizes smaller than European size.
Height: 155-160cm, Weight: 40-50kg, Recommend Size: EUXXXS ASS

Height: 195-200cm, Weight: 100-110kg,Recommend Size: EU3XL AS6XL