electronic password cabinet lock

Item:password cabinetlock Size: Lock panel---W56.1*D14*H84.9 mm Lock cylinder---W118*D45*H29mm Operate type: Input password Main parts: Lock panel and lock body, door catch. [ External power supply(Emergency power supply used to supply power to lock when battery have no power), this parts would be send by free by the rate of1% 3%] Power supply: 4 PCS 7# Battery Function and features: 1.Operate by input password, no need card or key 2.Have two versions: Public version(Open type) and Private version(Stand alone type). 3.Two-levels password: Master code and User code 4.Low power alarm and LED prompt for operate. 5. Emergency open:Use a externalbattery boxto supply power when battery powered off