Sealey battery charger 8a 12 24v 230v sealey charge106 supplied in steel case with carry handle these single phase chargers feature plenty of ventilation to help maintain low transformer temperatures a large ammeter displays rate of charge and a dash mounted fuse provides polarity protection in the event that clips are connected incorrectly rocker switches control variable output to the battery to maintain peak condition suitable for regular and low maintenance batteries supplied with 22