HealthMate Products by Wagan IN9886 Cool Air Car Cushion Circulating cool air flow from the cushion absorbs body heat and reduces perspiration, providing a more comfortable ride during hot weather Powerful intake fan distributes cool air to 18 ventilation holes, and built-in grooves provide additional circulation for your back, legs, and thighs Cushion features high or low air flow settings plus an on/off power switch, and is made of polyester mesh cloth Simply plug into your vehicle's 12v outlet to use Includes a DC adapter for use in the vehicle only; an optional AC adapter is sold separately for use in the home or office