1,Supply DC Voltage: 12V,24V,36V,48V,60V,72V,96V. ... customers' required, or we can make 110V/220V voltage selector for charger can use both 110Vac and 220Vac.2, ... as per customers' required colors.7,Over current,over voltage.over temperature,short circuit and reverse polarity protection.8 ... Led display charging states.9,Can modify max charging voltage as per customers different kinds of lead-acid ...