The essential function of a door lock is to prevent theft. I remember that when I bought the first house, I used the door lock given by the developer. One time I forgot to bring the key when I went out, so I called a locksmith. It only took 1 minute to open the lock.

I was shocked at the time and asked the master how could consumers dare to use such a door lock? The master said that this kind of door lock is the worst. Relatively speaking, smart door locks are more difficult to open, so I decisively changed the smart lock the next day. As you can see from this little story about my door, smart door locks At the very least, it has higher security performance and embodies the essential function of anti-theft, so COCO feels that it is very necessary to install a smart lock.

What is a smart lock

The door locks currently on the market are divided into mechanical locks and smart locks. Mechanical locks are traditional key unlocks. Smart locks can be simply understood as using There are many unlocking methods such as fingerprints, passwords, remotes, keys, etc., and some also have alarm, camera and other functions; compared with mechanical locks, they have more powerful system and security functions. They are different from electronic locks because smart locks can It can be connected to the mobile phone and can also be linked with other smart homes.

Advantages of smart locks

(1) Convenience

It can be seen from the short story I shared in the first paragraph , the most basic convenience of a smart lock is that you don’t need to bring a key. For those who often forget things when going out, This is a big benefit.

(2) Security

Traditional door locks can be easily opened by a locksmith. The peephole can open the door lock, and the smart door lock can automatically lock and automatically sound an alarm when an illegal door is opened.

(3) Functionality

The functionality of the smart lock is very powerful, including rental mode, Nanny mode, temporary mode, remote door opening and other methods, even if you are not at home, you don’t have to travel thousands of miles Run back and open the door

(4) Beautiful and fashionable

Smart locks are generally designed to be very beautiful and fashionable, which is not bad. An artifact to improve your performance

How to choose a smart lock

The three main factors when purchasing a smart lock: lock body, lock core, and anti-theft chip

(1 ) Overlord Lock Body

No matter what Locks and lock bodies are the most important components. Lock bodies on the market are divided into universal lock bodies and overlord lock bodies. Relatively speaking, overlord lock bodies are stronger and safer than ordinary lock bodies, and the price is relatively higher; When purchasing, you should choose a lock body made of 304 stainless steel.

Extended knowledge: Overlord lock body

For some metal glass doors, when the frame is less than 100mm, It is impossible to install the Bawang lock body

In a house with two doors inside and outside, the distance between the two doors If the distance is less than 160mm, it cannot be installed.

Wrought iron doors, fence doors, glass doors, and broken bridge aluminum alloy doors cannot be used with the Bawang lock body.

The guide piece of the Bawang lock body is 388mm long. The ordinary ones are generally between 210-388.

The lock tongue of the Bawang lock body is a double-hook lock tongue, that is, two lock tongues on the top and two on the bottom. A lock tongue.

When purchasing a Bawang lock body, you need to provide the width and length of the door frame, and whether there is a top and bottom hook.

(2) Grade C. Lock cylinder

The lock cylinder is the soul of the door lock. There are three levels of lock cylinders on the market: A\\B\\C. In layman\’s terms, C-level lock cylinders are The anti-theft performance is higher. For a locksmith, it takes 15 minutes to open an A-level lock cylinder, and it may take 30 minutes for a C-level lock cylinder. According to the standard, the C-level lock cylinder is anti-drilling, anti-prying, anti-pull, and anti-theft. The anti-impact time is 30 minutes, the anti-technical opening time is 270 minutes, and the mutual opening rate is ≤0.004.

(3) Anti-theft chip

The biggest difference between smart door locks and mechanical door locks is the chip. Some time ago, a video of a Tesla coil opening a smart door lock went viral, causing many people to be afraid to buy smart locks. In fact, thisThe use of high-voltage unlocking is just because many manufacturers\’ chips do not have anti-theft functions. It is like a computer without a firewall. It is easy to be broken. Therefore, a good chip requires a good anti-theft program.

Three major misunderstandings when purchasing smart locks

(1) Paying too much attention to appearance

Many manufacturers pursue high technology and design the appearance to be very technological. The shape of the door handles is gone, just like the gears of cars are becoming more and more Can\’t find it. Other appearances are just a reference for the image and cannot determine the quality of the smart lock.

(2) Too many functions

In order to pursue intelligent effects, manufacturers have designed many complicated functions for smart locks, but in fact many of them are useless Functions, too many functions are easy to be damaged anyway. Just like our smart door, the functions are comparable to computers, but they are often damaged. Once damaged, repairs are particularly troublesome, so when purchasing smart locks, safety and practicality should be the main focus!

(3) Over-branding

You get what you pay for. Many big brands are big brands because of their quality, but some brands In order to seize the low-end market, reduce quality, and achieve the purpose of price reduction, it is not recommended to choose such a series. It is better to use some brands that you trust.

Smart lock brand recommendation

(1) Xiaomi smart lock

Xiaomi smart lock cannot be regarded as a big brand in manufacturing smart locks , I have Xiaomi installed in my own home, and it feels good to use it, because I think Xiaomi is still trustworthy in the technology field. After all, the chip anti-theft technology of smart locks is very important. Xiaomi has made great achievements in the home furnishing field in recent years. reputation is still Very good, as long as it is affordable

(2) Desman smart lock

Everyone knows that Desman is a big brand and focused. As for home security, it is made in Germany and has a unique chip that automatically upgrades. Even if you buy it early, you can always keep the latest technology; Deschmann\’s price is relatively affordable.

(3) Samsung Smart Lock

It is one of the few manufacturers of infrared touch fingerprint locks in the world, so it does a great job in fingerprints, but the price is a bit expensive.

(4) Yale Smart Lock

Yale Smart Lock is also well-known in the lock industry. It uses FTS semiconductor live fingerprint recognition technology to effectively prevent fingerprints from being copied, but when I saw the price, I ran away.

(5)Kadishi

Kadishi has two more lock tongues than ordinary locks, and the price is slightly more expensive.

(6) Keyu smart door lock

China has more One of the well-known large manufacturers, the production scale ranks among the top three in the country

(7) Others

Fluorite, Inte, Xiaoyi, and Highland Barley. The reputation is good.

Summary

There are many different brands of locks. When purchasing, we still mainly look at its three major elements: lock body, lock By comparing the core and chip technology, we can see that the security and practicality of smart locks are much greater than ordinary door locks, but the price is relatively more expensive. However, considering the safety of your home, choose smart locks. Locks are still very necessary, thanks for reading.