EDTM Type Intelligent Anti-theft Door Lock Features: 1)Adopting non-copying TM magcard and dual CPU CMOS chip to control; 2)TM magcard and password can be freely added and changeable; 3)With 10 TM magcard and 10 teams passwords to lock and unlock; 4)Taking on convenience mode which only password or only TM magcard to switch lock and security mode which need both passwords and TM magcard to switch lock; 5)With fixed lock function at indoors and outdoors 6)With illegally unlock alarm device and doorbell; 7)Working voltage: DC 6v