Black & Decker JUS300B 300 Amp Low-Profile Jump Starter

. Built in Charger Recharges Unit With Standard Household Extension Cord. . Reverse Connection Alarm Warns Against Improper Battery Connections. . Stores Easily & Stays In Place Within Vehicle. . Instantly Jump Starts Withour The Need Of Another Vehicle. . LED Indicator Shows Charge Level Of Internal Battery. . Heavy-Duty Cables & Clamps For Maximum Performance & Durability. . Ultra Bright LED Area Light For Increased Visibility In Dark Areas. . USB Port Powers And Or Recharges Various Electronics. . 12V DC, 300 Amps Instant, 5 Seconds 225 Amps. . Visual and audible reverse polarity alarms warn against improper connections to battery terminals . Ultra bright area light for increased visibility in dark areas . Cables and clamps store easily on unit Includes . Heavy-duty cables and clamps . Operators manual