Never take keys everyday and just put RF cards in wallet or bag, close to the lock RF area5-10cm and open the door freely. Every lock adopt stand-alone control system and inner power supply. It
doesn'tt need complicated network and read-write terminal compared with traditional hotel locks. Installation can be finished by one people and particularly suit for family and office use. It can
be installed in burglarproof doors and wooden doors. One key card after accrediting can open all doors. From out door to private space, you need not waste time looking for the relevant keys just
one card can solve all the problems. During the time of using the lock, if orange light twinkles and hinting sound appears three times, it shows the lock is in the state of low power . but it can
also support more than 100 operations. Furthermore, there is inner power supply inside the door, which can avoid sudden power cut. In case of the accidental power cut , you can use mechanical key.
There areForcelocking switch both on the inside unit and outside unit, whichprovides more strengthen safety. Specification