Milestone Tools PowerTask 610007 12V 6/2 Amp Dual Rate Automatic Battery Charger Charges 10-60 ampere hours lead-acid batteries, is made of heavy duty powder coated steel case for durability 2 ampere trickle charge for slow maintenance charge, or charging small 12V batteries 6 ampere recharges 12 Volt batteries in 6-8 hours Automatic overcharge protection to prevent overcharging of batteries Charger is equipped with safety features such as: reverse polarity protection, short circuit protection, overload protection, and no-spark safety feature