Women , Men Winter Warm USB Heating Jackets Smart Thermostat Control, Waterproof Warm Jackets

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