DSR127 Schumacher Lithium 6/12 Volt 12 Amp 8 Bank Automatic Battery Charger. Completely Independent, Fully Automatic, Microprocessor-Controlled Charging Banks for charging 6V and 12V Standard, AGM and Lithium batteries, charge 8 different size batteries at the same time. The DSR127 Charger automatically selects from 2 to 12 amps output per bank with Eight detachable 6 foot cables with 75 Amp, color-coded clamps. A separate digital display for each bank provides charging data at a glance. Multi-stage charging algorithm provides safe efficient complete charging of batteries. Recovery Mode has been added to recover sulfated Standard and AGM batteries. Safety features include Safe-start, reverse polarity and short circuit protection so the charger will not apply current to the battery clamps until they are properly connected. Overcharge protection provides an extra layer of protection, the charger will not overcharge the battery. Thermal runaway protection. Fan-cooled for dependability and peak performance. Heavy-duty steel case for durability.