Never run out of power with an Auxiliary Battery Installation Kit. Install a dual battery set up and always have enough juice to keep chasing the off-road thrills! Allows the rider to add a second battery and or replace the original battery (18Ah or 30Ah) for a dual battery setup. Recommended to power auxiliary electrical components such as audio systems or winches. Automatic rundown protection. Installs behind the seat for easy access. Requires the purchase of a second battery and battery hardware (not included and sold separately). Equipped with an electronic module that prevents the auxiliary electrical components from draining the original battery.