Advantages:  1. USA standard 5-lock Tongue Structure Lock Core, hierarchical management;  2. Triple mute lock body; 3. Lock face has no artificial rivets and plastic parts 4. The board support anti-interference and error correction feature; 5. The circuit has been damp-proof and dust-proof processed before shipping; 6. The lock information will not loss when power off; 7. A clock inside the lock control the key card using time; 8, Anti-static support; 9, Low voltage warning; 10, Fit door thickness: 38-60 mm. 11, Fit door type: wooden door  Color:  Silver, golden and copper color are optional. The default color is copper when you ordered. If you need other color, please leave us message when ordered.    Specification  Material: stainless steel Unlock: RF card and keys Reading card distance: ≤3cm Working temperature: -20℃-70℃ Card type: 13.56mhz Mifare card Unlock record: store latest 1000pcs Application: Hotel, office, home, school, villa etc       Lock Mortise Size       Home ID Card Lock  ID card lock is suitable for apartment, office, school etc.  No need software and card encoder. Each lock packed with Master card and user cards.  You can use the Master card to add the new user card.       Hotel IC Card Lock System  ID card lock is suitable for apartment, office, school etc.  No need software and card encoder. Each lock packed with Master card and user cards.  You can use the Master card to add the new user card.