Features: 

Made of zinc alloy material, it is sturdy, precise, safe and durable. 

Suitable for cabinet thicknesses from 0.5mm to 20mm. 

Install the opening 16*18mm.

Easy to install, no screws required. 

The lock can be set to a combination of 1 to 15 digits and the initial password is set to 1-2-3-4.

Suitable for toolboxes, cabinets, drawers, mailboxes, school lockers, metal cabinets, office cabinets, wooden cabinets or any place where keys are not suitable. 

specification: 

Material: zinc alloy

Colour: Black 

Size: 92*37*14mm

Total length of the tongue: 48mm 

L20: Installation thickness is less than 20mm 

L30: Installation thickness is less than 30mm 

Battery: 3V button battery (CR2032) (not included in delivery) 

Package weight: 180g  

Instructions:   

   User settings change password (for example: change password is 123123):   

   1. Enter the factory user password “1234+OK” button or enter the factory management password “4321+Oκ” button buzzer “de.....” one long tone unlocking light  

   2. Press and hold the "OK" button again for more than 2 seconds. The lock light flashes.   

   3. Enter the new password "123123+OK" button, the beep is long, and the password is successfully modified.   

   4. The password length can be set to 4~15 digits. The management password and user password cannot be set to the same password. 

 Packing list: 1* password lock, 1* lock tongue, 1* nut, 1* English manual