Function
1. card lock: RF ID CARD
2.External power: To prevent your electronic door locks being short of power;
3.Low-voltage alarm: The system will set off the "low-voltage alarm" automatically when batteries need to change;
4.Intelligent management: Intelligent IC card registration, deletion, emptiness management;
5. Intelligent checking;
6.Function of back locking: having the functions of inner locking;
7.Lock&System operation record printable.