Load Runner Air Support is designed to put YOU in control of the amount of air pressure in your vehicle's suspension air bags. The kit includes a control panel with pressure gauge to monitor system pressure. Rugged compressor that is IP67 to resist the elements. Paddle switch to quickly fine tune air bags pressure when conditions change from hauling a heavy load to an empty payload... All from the comfort of your vehicles cab. Compatible with all air suspension bag brands including Load Runner, Leveling Solutions, Air Lift, Hellwig and Firestone.