For this customer, a developer’s office, that has around 50 staffs. The boss initially wanted a digital door lock for his glass door. But we advised against it.
Because we have done it before. But it’s a smaller office. 20 staffs. The digital door lock itself doesn’t give any problem actually. But the battery does. Majority digital door lock has a standard battery life of 1 year, given that in one day you close and open it for 10 times. But things are different for office. 20 staff go in and out, surely it’s more so much more than 10 times. Including customer, we estimate perhaps 50-100 times a days.
Battery is drained in less than a month. And every month you have to change battery, this is unnecessary expenses. So for offices with more than 10, you should start consider against digital door lock. Use electromagnetic lock instead. Powered by the “unlimited” electricity.
Electrical locks are a rather traditional lock, if installed properly, it will last very very long time. One thing for sure, much longer than digital door lock. So it’s highly recommended. The 2 cons of electrical locks are the visible wiring from the inside, and the dependency on electrical power. In blackout case, it will unlock.
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