Speedway Series Cordless AC Car Starter Cigarette lighter plug output for running DC appliances, On/ off switch, 12 Volt DC Supply Provides up to 50 hours of use w/ all DC appliances, Color coded battery meter, Battery test switch Rechargeable 17 amp hour sealed lead acid battery, 3.6 Watt built-in light, 400 Crank Amps/ 900 Pea 260 PSI built-in air compressor serves as an immediate air supply for tires, rubber rafts and balls Pressure guage for compressor on back of unit, #4 AWG booster cables with 400 amp clamps"