Product Name: Key Safe Box Material: Aluminum Alloy Color: black Size: 105x65x55mm Scope of Application: Key Storage and Management in Homes, Offices, Gyms, Factories, Construction Sites, and So on How to Open the Lock Properly: 1.Please dial the CLEAR button before turning it on every time 2. Enter the correct password (the initial password is blank for the first time without pressing any number keys) and dial 0PEN directly 3. Press the 0PEN button and pull the cover to open How to Correct the Password: 1.Open the white cover on the back of the key box cover as the password setting area 2. Remove the center position screw on the white cover, and the gray part is the password setting button. 3. Use the included gadget to press the setting button where the password you want to set is 180 degrees. The triangle symbol arrow is down. For example, the password you set is 2356. Turn the triangle button corresponding to these numbers by 180 degrees. It is recommended that the password be verified within 4 digits. 4. Important note: do not lock immediately after the setting is completed. First test, first clear the CLEAR button, then press the password button set by yourself, and finally the top open button OPEN to see if the lock tongue is retracted If it can be retracted, the setting is correct. 5. Install the white cover back, remember the password you set, and then use it. If you reset, repeat the above 5 steps Package Included: 1 x Key Safe 1 x Manual 1 x Dust Cover 1 x Set of Screws 1 x Set of Accessories Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.