Gerbing 12V Heated Pant Liner Gerbing 12 volt is the global leader in powersport wearable technology. Using an advanced interconnect system, Gerbing garments plug right into your electrical system on your motorcycle, snowmobile, Atv, boat or even airplane for an unlimited source of power and keeps you warm at any temperature, any speed. A combination of Microwire heating technologies in conjunction with your electrical system enable Gerbing to put heat where others can't and makes for the world's warmest and longest lasting 12-volt platform, specifically designed for the temperature of speed. Note: Customers found these pants run slightly small and recommend sizing up if in between sizes. Features Four Microwire heating zones: leg (2) and hip (2) Pre-wired sock / insole connections at end of legs Mini Ripstop nylon shell YKK zippers Max heat: 135F Power consumption: 44 Watts (3.6 Amps) Note: Heat controller and battery harness sold separately.