Fashion Men Electric Heated Vest Heating Waistcoat Padded Thermal Warm Outdoor Jackets Winter USB Heaters

Features:
Crafted from fine fabric, comfortable to wear.
Built-in USB port and inside pocket for power-bank.
Turtleneck and zipper up closure to front.
Two zippered side pockets keep hands warm.
Cut with a slim fit.
Instructions for use:
1. Vest features built-in USB port to connect the power-bank.
2. Power switch - long press the switch for 3 seconds.
3. Red light flashes - automatic heating; after 5 minutes flash, automatically adjust to the mid-range temperature level.
4. Red light - high temperature, warm.
5. White light-medium temperature, comfortable.
6. Blue light - low temperature, energy-saving.
Note: The power-bank is not included.