Stanley Fatmax 450 Amp Jump Starter with Air Compressor Car Vehicles Emergency Kit 450 Instant/ 900 PEAK battery amps instantly start most cars or trucks without the need for another vehicle 120 PSI Air Compressor with SureFit Nozzle and easy to read backlit gauge USB charging port & alternative 12 volt power source Reverse connection warning light and alarm Built in AC charging adapter & Saftey Power Switch