Lock system consists of Douwin lock, software, encoder, RF card and energy saving switch Function of self-diagnosis: digital display in deduction zone helps implement sound operations and eliminate problems Function of suite: applicable for specially designed house layout (for instance room in room or villa) Function of public gate: applicable for public facilities of guests example swimming pool, underground park and more Function of time limit: the card can be set with an expiration time and after that, the door cannot be opened by this card Function of room reservation: the card can be preset to be usable beginning at a certain time, which is convenient for group reservations Function of emergency: the emergency card can be used to open the door at any time under every condition Function of free entrance: the free entrance card enables the door to stay open at certain time, which is convenient for places such as conference rooms, offices and and more Function of no-disturbing: by turning the inside switch, the lock can be set with no disturbing Function when the door is opened from outside by the waitress, a warning will be given immediately Function of automatic detection: if this function is enabled, a warning will be given when the door is not securely locked
