Features: 1Made of zinc alloy material strong precision safe and durable. 2Suitable for cabinet thickness between 0.5~12mm. 3No screw needed very easy to install. 4The lock can be set 1 15 digit combination. The original dial set to 1234. 5Ideal for tool boxes cabinets drawers mail box school lockers or any where keys are not suitable. Specification: Description: The cabinet coded lock can help you solve the trouble that can't find the key and open the cabinets. Now our coded lock you will get rid of the problem.Ideal for tool boxes cabinets drawers mail box school lockers or any where keys are not suitable. Feature: Made of zinc alloy material strong precision safe and durable. Suitable for cabinet thickness between 0.5~12mm. Install the hole can be 19 x 15.8mm. No screw needed very easy to install. The lock can be set 1- 15 digit combination. The original dial set to 1-2-3-4. Ideal for tool boxes cabinets drawers mail box school lockers or any where keys are not suitable. Speciation: Material: Zinc alloy Battery: 3V button battery (CR2032) (Not included) Size: 5.6 x 5.6 x 5cm / 2.20 x 2.20 x 1.97 inch (appr.) Package included: 1 x Digital Coded Lock 1 xQR Code Card1 x Accessory bag (wrench + nut) Package List: 1 xDigital Coded Lock1 xQR Code Card1 x Accessory bag(wrench + nut)