Venture Heated Clothing Unisex Jacket Liner 12V Heated Clothing is guaranteed to keep your entire core warm with its full-length heaters on the chest, back, sleeves, and even collar. Looking cool while keeping warm has never been so simple. Heating Location: Entire front, back, and collar Heating Panels: Hair thin, micro alloy heating elements - No Coils It's function include 12V Motorcycle and PowerSports Heated Elite Vest Unisex Heat System XCT - Kappa system Fabric water repellant coated nylon Exterior with polyester Fill Interior Heating time instantaneous - continuous heat Temperature controller had 4 settings and 12V controller included with LED Power: 12 -13.8 VCD, motorcycle battery, Current: 6.9 to 7.8 AMPS (83W)