
Fingerprint door lock maintenance should pay attention to: 1, the battery, the fingerprint door lock alarm reminds when the battery is insufficient to replace the battery.
2. The shell of the fingerprint door lock cannot be scrubbed with corrosive chemicals.
3. The emergency mechanical key of the fingerprint door lock should be placed outside the lock-controlled room. When it is used to unlock the door, it can be used in time.
4, fingerprint door lock door open button can only be used by hand, do not use hard objects to press the door.
5, fingerprint sensor and password keyboard slider do not force to close and open.
6, choose a large capacity alkaline AA 5 batteries, such as: Duracell, Nanfu and other brand-name batteries. 7. After three or five years of use, when the movement of mechanical parts is not smooth, add some lubricant oil.
Why buy a fingerprint lock? In his own office, he often has to go in and out, and it is really troublesome to open the door to lock the door. If he does not lock the door, he also has to worry about leakage of commercial secrets. What should he do? The nanny in his own family resigned, his rented tenant had to withdraw his rent, change locks, trouble and spend money, not change his locks, and he was not at ease. What should he do? Suddenly can not find the key chain, think of it is opened the door, the key forgot to pull, but do not know who to take away, with the key or for a new lock? Anxious to work, forgot to bring the keys, go out to empty the trash, the door was closed by the wind, the fingerprint door lock, the door open media is your finger, press the fingerprint to open the door.
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