9 Areas Heated Vest Jacket USB Men Winter Electrically Heated Thermal Waistcoat for Hunting Hiking Warm Hunting Jacket

Please use mobile power. At the same time, our products do not include mobile power

Note: We recommend using 5V / 2A at

Ensure a good heating effect

Instructions:

1. Check the USB socket

2. Access to the treasury

3. Adapter on the switch for charging the external battery

4. Humidity temperature sensor on the humidity temperature sensor for 2 seconds