1.Luxury, firmness and elegance. No screw will be found in the lock surface. Five-latch mortise 2.Insert the IC card straight into the hole on the front surface. 3.Auto-prevent dust into lock, sole technology in China, 4,The handle lay with no connection, less scrape with other parts to protect them. 5.Luxurious and suitable for three-star or more superior hotel, equip 50 locks in one day. 6.Door thickness request not less than 3.8 cm More: 1.IC card is the German Siemens Encryption card. Safer and more reliable than before. 2. Perfect electronic keys management and many grades management. 3. The “black box” in the lock can store 256 latest unlocking records that can facilitate the hotels’ security and enhance the hotels’ credit. 4.Change batteries in the lock most easily in China. 5.The hotel management software is also provided by our company.