Cutequeen 30000mAh Auto Car Battery Jump Starter, Air Compressor Pump and Built-in Flashlight, sos light, USB Charging Port (Pack of 1) 30000mah;Starting current: 200A; Peak current: 400A (&lt;3s). cycle discharge & charge times up to 3000 times ; Include 150 PSI air compressor with a brass tipped nozzle for safe connections; for your car tire, bicycle tiressports ball. Output USB 5v is for your mobile phones, PSP, PDA, MP3, etc.Output 12v,16v and 19v is for your laptops,all include the line adapter.LED light with 3 lighting modes (high light: Long press Power button. Fast Strobe: duble press power button),led light include red and blue light for SOS. 4-in-One Solution Case:it can for car Jump starter and mini air compressor pump, power bank and emergency light source. It has heavy duty metal clamps and No. 6 AWG cables.include :short circuit protection,over charge & over discharge protection.