1. Metal keypad
  solid and durable
2. Zinc alloy panel
  reveal quality
3. Concave & convex vortex
  handle ingenious

                               Convenient, environmental & keyless mechanical code lock

                                
1. Mechanical code lock 
no need battery
  energy-conserving and environment
protective without power supply
 

2. Easy to change code
  change the password at will, which
is easy to operate the mechanical 
code lock
                                                

                    
3. Brief installation process
  first, take the origin knob lock off; 
second, get mechanical code lock
2140 into the right position,well done!

4. Easy and convenient unlock way

    the mechanical code lock is convenient and easy to open by password, no need to worry even if you forget to 

take key or card

5. Two types of mortises for mechanical code lock 2140 model available 

6. Mechanical code lock 2140 is ideal for apartments, factories and offices, the good guard for

safety guarantee 

Operation way of glass door mechanical lock

1.There are 10 digit keys and 2 letter keys on the lock(C is clear key) 

2.First,there is not any password on the lock, the user can set the password freely before installation, and can use 1 to 11 digit as ones password, such as:2 or 49 or 6825 or 66843450789 

3.When the lock body match on the door and install the fixing screw, the user can press the tightened nut of inner door lightly and turn it with screw driver, to make the small dot on the nut from ON to OFF 

4.The user turn  certain keys anti-clock wisely 180 degree to set the password. 

5.If the user want to change the password, he can turn the existing password keys(set by himself before) clock wisely 180 degree, then reset the password as the above method. 

6.When finishing the password setting, the user have to press the tightened nut of inner door lightly and turn it with screwdriver, to make the small dot on the nut from OFF to ON.