Things you must know before buying a smart lock

I think many people want to change to smart locks during new renovations or recent big sales. So what knowledge about smart locks is necessary to know? Today I will share with you . Welcome to like and collect~

#Everyone can popularize science, there is new knowledge everywhere# #618savingtactics# # Popular science#

Safety science

The lock cylinder of the smart lock should choose a C-level lock cylinder

In the parameters of smart locks, do you often see labels like C-level lock cylinder? Our country has classified the safety performance of door locks into different grades. Comparison on safety index: C >B>A. The security of a grade A lock cylinder can be technically unlocked within 1 minute, while a grade B lock core can be taken down in less than 7 minutes. However, The unlocking time of a C-level lock cylinder can theoretically reach more than 270 minutes.

Things you must know before buying a smart lock

You get what you pay for in the lock body

Good core and good body. A sturdy, durable and reasonably structured lock body can not only prevent theft, but also \”extend life\” and save the cost of lock replacement. So here I advise you not to use other brands, the lock bodies of big brands are of good quality.

Things you must know before buying a smart lock

Convenient science

There are many ways to unlock, find the one that suits you

There are currently more than a dozen ways to unlock smart locks on the market, but not every one of them can be used. Next, I will briefly explain the various unlocking methods of smart locks.

*The following order is ranked by ease of use

1. 3D face recognition unlocking: Suitable for everyone, especially for the elderly who cannot remember passwords and fingerprint wear. It is suitable for the whole family, and children can also open the door by swiping their faces. . However, it is recommended that everyone choose [3D structured light technology] for 3D face recognition.

At present, the best solution for smart locks is the technology of Obi Zhongguang (a manufacturer that specializes in 3D structured light, and is also home to UnionPay and a certain fubao) ), currently they provide technical support for many big brands of smart locks, such as TCL, Caddis, and Deschmann, so look for this one.

Things you must know before buying a smart lock

2. Finger vein recognition unlocking:The new high technology is suitable for everyone. By identifying the texture of veins and blood vessels to unlock the lock, you can identify it even if your hands are dirty.

Things you must know before buying a smart lock

3. Password, fingerprint: I mentioned these two together, because they are almost the same . The disadvantage of passwords is that children and the elderly can easilyHowever, I forgot that the disadvantage of fingerprints is that it is basically not easy for the elderly, let alone children. But if you don’t have anyone else at home, it’s for young people and you can enter.

Remember to choose the fingerprint: semiconductor fingerprint technology, no Choose optical fingerprint.

Things you must know before buying a smart lock

4. NFC technology:Many smart lock manufacturers use it as a supplementary unlocking technology, which is quite good , which can make up for some shortcomings of passwords and fingerprints. Children and the elderly can unlock the door through smart watches and smart bracelets.

Things you must know before buying a smart lock

5. Mobile phone remote unlocking:Although this is placed in fifth place, it is more important. Before, it was just not used often. But this function is a must! As long as someone rings the doorbell of your smart lock, you can open the door for them remotely. This function is very practical!

Things you must know before buying a smart lock


If you are interested in the purchase content of smart locks, you can read my other popular articles.

If you have any questions about smart locks, please leave a message!

Recommended products under 1,000 yuan!

How to choose a large-screen cat-eye smart lock?

How to choose a 3D face recognition smart lock?

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