Black & decker 300 amp jumpstarter is designed to offer maximum execution and jumpstarting for the vehicle in a quicker way. It highlights an innovative low-profile design for effortless storage within vehicle or garage. This starter has a visual and audible reverse polarity alarms to fill in against improper connections to battery finals. It has a built-in air conditioning charger that recharges the unit with most acceptable household extension cords and a keyless on/off protection switch for greater user protection. This starter consists of ultra interesting area light for increased visibility in dark areas and cables as well as clamps that shop readily on unit.Always pay through Amazon.com Shopping Cart or 1-Click.Your purchase will be protected by the A-to-Z Safe Buying Guarantee. Never respond to requests to send funds via wire transfer. Learn more about Safe Online Shopping.