Amp Start Battery Charger 2/10/55

Charges your 6V and 12V batteries of automotive, RV and other application
2 AMP low charge rate, 10 AMP high charge rate and 55 AMP engine starting assistance
Automatically switch to trickle charge mode after battery is fully charged
Built-in ammeter for diagnostic use
Over charging protection and reverse polarity shutoff 
6 Ft long battery leads with heavy duty clamps