A shop charger that initializes all sealed and filler cap batteries in one hour or less and also desulfates and recovers neglected batteriesFor all 12V batteriesSimply decide between a NEW or USED battery selectionSelect NEW and battery receives the correct initialization chargeThe USED program allows optional selection between three sizes of battery (1, 2 or 4 amp) and the rest is automatically done for youThe high voltage and pulsing recovery mode is able to save a neglected sulfated 12V lead-acid battery unable to accept charge from a standard chargerBattery power is optimized during bulk, absorption and cell balancing charge modes by the microprocessor-controlled AMPMATIC program, a unique feature that automatically ensures the battery receives optimal current every second, and then tests to verify charge retentionAutomatic safety features include quick identification of a severely shorted battery, 12-hour maximum program for used batteries and electronic reverse polarity protection