... 2Output 12V 2A 3Suitable for 12 V constant voltage regulator ac automatic voltage regulator equip with proective housing and energy -saving component ... CCC,CE,CB,FCC,.FC,ROHSProtections:short circuit procectionover voltage protectionover current protectionLoad regulation+/- 5%Safety Approvals:UL, ... (RS232)Size (WxDxH) mm78X51X4369X51X49474X29X48Weight(g)390226216221399 battery voltage regulator