5 amp per channel maximum with a 230 volt AC input. Utilizes two LED lights per channel to visibly indicate: 1) Battery is connected, charging, and is less than 70% charged. 2) Battery is connected, charging, and is at least 70% charged. 3) Battery is fully charged and being maintained at that level. 4) Battery is connected but is incapable of taking a charge. Prevents overcharging and removes sulfation by means of a micro-controlled pulse current. Does not include AC plug or receptacle so it can be adapted to work in many areas of the world. Capable of being mounted on a shop wall to help reduce clutter and free up vital floor space. Heavy duty wall mounting brackets and 6' leads per channel come standard.