Men's Heated Body Warmer Jackets Electric Windproof & Waterproof w/10000 mah XXL

3.7V, 10000mAh lithium Battery and charger; Input:5.0V/2.1A.Working hours up to 12 Hours.

The battery will last approximately 12 hours on low,5.3 hours on medium,or 3.5 hours on high

Cordless, Portable& Rechargeable

Passed CE Certification

Carbon fiber heating

3 Core warming zones on Left Chest, Right Chest, and Mid-Back

4 Levels Temperature Setting (Pre-Heat, High, Medium, Low),3 heating zones.

Perfect for outdoor enthusiasts snowmobiling, motorcycling, camping, Hiking, Skiing, Skating or just plain walking around in cold seasons