*The size on the photos is half dimension, half dimension = full dimension/2
Batteries
1 Lithium Polymer batteries required. (included)
Features
Smart Heat Across Body:After connecting CONQUECO power bank, 3 carbon fiber heating elements generate heat across core body areas (Mid-Back, Left chest and right chest); Adjust 3 heating settings (High, medium, low) with just a simple press of the button or smart auto-jump to lower temperature.

Waterproof & windproof rechargeable heated outerwear : There are two different soft and comfortable fabrics for you to choose from, the windrproof fleece heated vest and waterproof polyester heated vest to keep you warm anywhere such as enjoy skiing,motorcycle,climbing,hiking, hunting,or office routine and business try during fall and winter.Fit for all kinds of scenes.

Quick and long lasting warmth: Up to 10 hours comfortable warmth after fully charged. The Portable Powerbank can also be used as a power supply for your phone or other devices.which could offer more power and better heat to the VEST.
Safety electric men warming vest: conqueco men heated vest have built-in thermal protection module.once it is over heat, it would stop until the heat return to the standard temperature.
About wash and warranty:Easy care, Support Hand/Machine/Dry wash, ONE YEAR WARRANTY covered.

Material
Outer:Soft shell (6000mm/H2O Waterproof Index), Water Resistant, Wind Resistant
Inner:Polar Fleece (5000g/M²/24h Breathable Index), Washer Safe
Waterproof: Yes
Machine washing: Accepted
Zipper type: SBS
Power Supply
3.7V, 10000mAh Battery; Input:3.7V/2.1A.Working hours up to 10 Hours
With USB port, Can also power most compatible devices such as cell phones and computers.(NO Cable Included)
Cordless, Portable & Rechargeable