Brand new 7.4V 5000mAh Rechargeable Battery for Heated Jackets, Hoodies and Heated Vests

Attention: The 7.4V battery is not compatible with USB powered 5V heated vests. Please use the listing pictures to confirm if this battery is compatible with your clothes High Capacity Portable Charger - This 5000mAh battery can charge your smartphones multiple times, never worry about power off. Enjoy up to 10 hours of battery life Dual Charging: This 5000mAh battery charger has 2 output ports, which can power up to 2 devices simultaneously, USB 5V/2.1A and DC 7.4V/2.1A Stay warm at all times - Enjoy more time outdoors by carrying this extra battery Contents: Venustas 5000 mAh battery (charger and cord included)