Features & Benefits On-board starter battery gives more cranking power than any fast charger – up to 1,100-Amps Assists where there is no electrical power Recharges battery up to 20- times faster than hand-carried units Solid state circuitry monitors battery condition and maintains maximum state of charge Fully automatic 10-Amp charger recharges starter battery or any on-board 12-volt battery 12-Volt DC power outlet Will accommodate a user supplied Group 24 battery 500-Amp insulated clamps with patented "Flexi-Spring" cable guards Polarity light warns operators before making a reverse connection On-Off Switch to prevent personal injury Plugs into any AC outlet for rapid automatic recharging Designed for safe handling in any weather Includes convenient clamp bar for easy and safe storage of clamps when not in use