Charges up to 36 batteries in parallel, in less than 24 hours. Can be wall-mounted or on a stationary bench, 16 charge rates for precise charging. Each battery accepts charge required, depending on size, state of charge and temperature. Engineered so that an initial high charge rate tapers down to a safe finishing level. A isolated transformer and a heavy-duty diode rectifier with deep reserve capacity are standard features on this model. Model 6068 Battery Charger is designed to charge 12 volt batteries in parallel. The multiple charge rates allow batteries to be slow charged or fast charged at a rate not to exceed 110 amps output of the charger. This unit is not intended as a car starting unit. The output leads are terminated in ring terminals designed to be permanently attached to a parallel charging rack.".