For Air Horn Use/ Off-Road Air Locking Differential Use/ Other Light-Duty Pneumatic Needs (Not Intended To Inflate Tires); 105 PSI Maximum Working Pressure; 1.53 Cubic Feet Per Minute (CFM) At 0 PSI; 1 Gallon Air Tank; 12 Volt; With Pre-Wired Pressure Switch (85 PSI On/105 PSI Off)/ Safety Valve (145 PSI)/ 1/4 Inch NPT Drain Cock/ 1/4 Inch NPT Compression Fitting/ 1/4 Inch Male NPT Plug/ Two 1/4 Inch Male NPT To 0.275 Inch Female BSP Connections/ 20 Foot Length 12-Gauge Wire/ In-line Fuse Holder/ 40-Amp Relay/ Electrical Connections/ Accessory Air Line/ Two T-Fittings/ Omega Bracket With Mounting Hardware/ Black