Feature: 4-digit combination lock to ensure security. Allows access for the selected few. Stores up to 5 keys for home, car or padlock. Easy and convenient to install with the supplied fixings. Will not rust, suitable for outdoor use. Ideal for storing keys safely. Made of aluminum alloy, low density, good thermal conductivity, good corrosion resistance and high strength. Specification: Condition: 100% Brand New Color: Silver + Black Material: Aluminum Alloy Size: (L) x (W) x (H) 9 x 17.5 x 4 cm / 3.54" x 6.89" x 1.57" (approx.) Use: - Keep all your spare keys safe with this key storage - You can safely leave keys for the kids to come in after school - For an elderly member family you need to visit regularly or just to store keys safely in case you lose them while traveling - Allows you to safely store house keys or even money. > Operation method: 1. pull down the black waterproof and dustproof cover; you can see the password wheel and open button. 2. dial the password to 0-0- 0-0 (password factory) press the open button to open the cover 3. once the cover is open, remove the lock beam 4. insert the lock beam to the right; insert the top of the lock box into the hole; at the same time, press the button inside the box to insert it into the unlock switch (when the lock beam is removed, also press the button to the right to remove the lock beam) 5 . close the lid; the password can be locked. How to set the password: 1. mark the original password pair; Place the button on the back of the lock from A to B. 2. Dial the password to get the password you need. 3. Re-homing the button (i.e., dialing from B to A) The new password is set. (Do not change the password immediately after setting the special prompt; first dial the password set under a test is correct) 4. close the lock The box can be locked by dialing the number; 5.Close the waterproof dust cover 6.Remember your password after changing Package Included: 1x Wall Mount Key Storage Security Lock 1x Set of Fixing Screws 1x English Instruction Note: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as different placement of photos.