1.Specific designed for office, housing, security system and building’s access . It not only can work by reading card or password ,but also can control electric lock and auto-door Card reading distance：>10CM,Operation temperature：-30℃-70℃ 2.With the standard capacity of the user records of 250pcs. Reading card or entering password output contact signal directly,can be connected with eletric lock or autodoor. Card adding or deleting in a flexible way,Relay N.O/N.C contact signal output. 3.Volage：DC12V, Operation current：150mA,Static current：90mA,Humidity：0-95% Dimension：113（L）*63（W）*20（H）mm