Porodo Multi-Function Jump Starter And Air Pump Has A Huge And Enormous Capacity Of 8800Mah Which Can Start A Vehicle (7L) Engine And Diesel Engine(6L) Without Any Hesitation. On The Other Hand It Can Start The Engine Immediately As Soon As The Cables Are Connected. This Device Is Suitable And Useful For Cars, Motorcycles, Lawnmowers, Yachts, Even Trucks, Etc.