HI-IMPACT RESISTANT ABS CASE INFLATION UP TO 260PSI 12V DC OUTPUT SOCKET WITH OVERLOAD PROTECTION CHARGING LEVEL/BATTERY CONDITION INDICATOR BUILT-IN WORK/EMERGENCY HEAVY-DUTY 400AMP COLORED CABLE RUBBER-INSULATED HEAVY DUTY 400AMP BOOSTER CLAMP SPECIFICATIONS PEAK POWER: 900AMP BOOST POWER: 400 AMP Battery: 17000mAH BATTERY POWER: 12V 17AH / 12V 12AH SEALED RECHARGEABLE BOOSTER CABLE: 400AMP AIR COMPRESSOR: 260PSI This 12V DC portable charger can jump start any vehicles, including cars, trucks, vans, even boats. No need for assistance through another vehicle's power supply or jump leads. *This all-in-one model is for emergency use only. If your battery has already been flat out for a long time please select the model specially to jump start car. 260 PSI air compressor will become handy to inflate car tyre, all sorts of inflatables including footballs. Once in a while, you would probably need emergency lights in the middle of nowhere, the built-in work light will be very practical in your hour of need. This device will provide power supply to all sorts of appliances that use cigarette lighter sockets. It has overload protection feature.