Automotive Jump Starter Portable Power 2.1A/10W USB Port, 120 PSI Air Compressor

Delivers serious jump-starting power with 1200 peak amps and 600 instant starting amps Reverse polarity alarm alerts when there is an improper connection; Connect the clamps to the battery, turn on the switch and start your vehicle Features a 120 PSI air compressor to help inflate tires with low pressure; High-powered LED light rotates 270 degrees to help you work in the dark Equipped with (3) 3.1A USB ports that provide portable power for electronic devices Jump starter should be charged every 30 days when not in use; Charges using a standard household extension cord (sold separately)