The battery is USB rechargable and can last 4, 8 or 12 hours depending on battery capacity
The vests and jackets feature 3 heat settings (40-55 deg C) and multiple carbon fibre heat pads (2 front and 4 back). The controller/power switch is on the front of the garment. Simply hold down to turn on/off and click to cycle through the heat settings.
We offer a 12 month replacement warranty and easy swap over of sizes in case of the wrong choice.