Gerbing 12V 2.0 Heated Jacket Liner From the pioneers of heated gear innovation, the Gerbing 12V Heated Jacket Liner brings year-round riding comfort powered by the legendary Gerbing Microwire Technology. This versatile liner, concealed within a mini ripstop shell, boasts seven strategically placed heating zones, ensuring a seamless fit beneath almost any riding jacket for warmth in any weather. Gerbing 12 volt, the global front-runner in powersport wearable tech, revolutionizes your riding experience. With its advanced interconnect system, Gerbing apparel seamlessly connects to your motorcycle, snowmobile, Atv, boat, or even aircraft, providing an endless power supply for warmth at any speed or temperature. By combining Microwire heating technology with your vehicle's electrical system, Gerbing achieves unparalleled heat distribution, making it the world's most enduring and warmest 12-volt platform engineered for high-speed adventures. Note: If you fall between sizes we recommend ordering the larger size. Features: Seven Microwire heating zones: collar, chest (2), sleeves (2) and back (2) Chest pocket on left hand side Reflective details Pre-wired glove connections at end of sleeves Low profile elastic cuff for improved fit under jacket Mini Ripstop nylon shell Drop tail back for improved coverage while riding YKK zippers Max heat: 135F Power consumption: 77 Watts (6.4 Amps) Note: Heat controller and battery harness sold separately.