This smart metal RFID lock supports almost Mifare solutions in the area of 13.56MHz, which is compatible with already existing Mifare one system. In addition, there are three level system for user administration. It is made from top quality zinc alloy ,which has many years to come. Compared with ordinary lock, there is no external programming devices needed of this smart metal RFID lock. In case of accident situation, our lock is equipped with master key for emergency opening. What's more, it is ideal for school, office, airport, gym, spa,golf, swimming pool , sauna, and it is suitable for all type of lockers, doors-plastic metal, laminate etc.
http://www.emakelocks.com