*Pre-set combination is:0000   
*To change the combination of the combination key  Storage please follow the instructions:   
 1).Set the combination to its current setting.    2).Open both the key box(2) and the shackle(1).
 3).Push the reset switch(4) right then upwards.
 4).Change the four digit combination(3)to your desired     number.
 5).Push the reset switch(4)downwards then left..
*Repeat the above steps everytime the combination needs changing.

Operation Instruction:
To lock the combination key storage securely follow the steps shown below: 
1.Open the shackle(1) and key box(2) by entering the   correct four digit combination(3). 
2.Then place the opened shackle(1) over the intended   secure fixture. 
3.Push the shackle(1) closed,and then add the keys   intended for storage into the key box(2) and close the   lid. 
4.Change the combination once lid is closed to ensure   that the combination key storage can not be opened. 
5.Finally slid the rubber protector(5)over the   combination lock to help keep it concealed and   protected. 
 
Note: As described in step(4) if the combination is not changed the shackle(1) and key(2) will not be secured.