Detailed Product Description

Features:
1) Mechanical operation and does not require power supply for count
2) Coin lock accepts 1~3 coins or coin return mode
3) Whole locks are made of stainless steel
4) The manage lock with changable code lock,one lock with 1 change key and 8 nomal key with different combination.
5) User locks cylinders can be changed easily by manager,user key made by computer,no repeat and high security.
6) With master key for emergency door opening and user key cylinder changing