1. Battery use: The battery uses AAA high-quality non-leakage alkaline batteries. When placing the battery, please pay attention to the positive and negative polarity of the battery. Take it out.

2. Keep product user manuals and accessories: user manuals, door lock keys, emergency keys, electronic keys, battery boxes, keyhole plastic rods, shopping receipts, warranty cards and other accessories should be kept in a safe place. These accessories are locked in the safe. If it is a double-door safe, it is recommended to mark the keys of the two doors separately, so as to avoid the failure of the key stuck in the lock cylinder and cannot be rotated or pulled out after misuse. After the password is modified, it is best to write it down in another notebook, so as not to cause the trouble of unlocking after forgetting it. The key and the password must be kept separately, which is more secure.

3. The use environment of safes and cabinets: Safes and cabinets are suitable for indoor use at room temperature. Used in humid and corrosive gas environment, strong sunlight and ultraviolet rays will cause the paint on the surface of safes and cabinets to crack, discolor, discolor and age plastic parts, rust and oxidize the surface, and cause unstable performance of electronic components. Fault.

4. Maintenance of safes and cabinets: After the surfaces of safes and cabinets are stained, they cannot be scrubbed with chemical solvents. They can be wiped with a clean cloth dampened with a little detergent. The protruding door bolts and the drawer rollers can be lubricated with a little lubricating oil (household cooking oil is also acceptable), and a little pencil core powder (graphite) can be injected into the key lock core to make the key insertion and removal and rotation easier.