Crank, Trickle, Charge with this 6 and 12 Volt Speedway Battery Charger & Engine StarterA necessity for any garage, this Speedway Start to Finish 6 and 12 volt battery charger delivers just the voltage and current you need. Featuring a versatile amperage control mechanism, it swaps smoothly between 2 Amp trickle, 10 Amp charge, and a powerful 55 Amp starting setting, while easily handling both 12 volt automotive and 6 volt accessory batteries. Perfect for the shed, it quickly charges batteries on riding mowers and ATV s, while just as handy at the dock, it smoothly fills marine batteries to capacity. Equipped to help out when you really need a start, this 6 and 12 volt battery charger clips on fast and delivers the power you need to get that engine running, even if your battery is done. It s safer than most chargers with an automatic spark arrestor, and encased in a rugged steel housing, it stands up to years or rough conditions. The cornerstone of portable power in the garage and shed, power up with this charger, and get going fast. Makes a great gift!