INTAI manufactures a full array of electronic battery chargers which feature high-efficiency, low standby power, accurate output regulation, intelligent and safe charging. The IN2902500 lead-acid battery charger is a microprocessor controlled automatic repid battery charger that charges efficiently and extending battery life. The 24V AGM battery charger has UL/cUL/CE/RCM rating and carries "Backfeed Protection”/ "BFP" markings. It incorporates a built-in relay to prevent reverse flow of electricity from charged batteries when the fault occurs or during storage.