Operation Instructions: *Please use a portable battery pack (not included) with 2A or 2.4A USB output to power up this heated vest.
1. Unzip the inner pocket and take out the USB cable.
2. Insert the USB cable into the port of a portable charger. Then press the Power Button on the portable charger. The switch will cycle through Red, White, and Blue briefly.
3. Press and hold the switch for 2 seconds and it turns red. The vest begins to heat on High level.
4. Press the switch and it will turn white. The vest begins to heat on Medium level.
5. Press the switch and it will turn blue. The vest begins to heat on Low level.
6. Press and hold the switch for 2 seconds again to stop the vest from heating.
Package Includes
1 x Heated Vest
1 x Laundry Bag