Black & Decker 350 amp portable jump starter - 350 instant-starting amps- jump-start vehicle batteries and 12 volt batteries - Keyless on/off switch - Reverse hook-up alarm - Built-in AC charger compatible with most household extension cords - On-board cable and clamp storage - Low-profile jump starter design - ultra bright area light - Safer jump starter operation - Warns against improper battery terminal connection - Works with a full range of vehicle sizes - Easy to store and wont roll around in vehicle - Easy to use!- JUS350B