Recently, Mrs. Hao released the 2023 flagship smart lock V81 series, and the smart door lock research PRO also published a detailed analysis of the V81 series products. According to official information, this smart lock is equipped with many advanced configurations in the industry, such as 3D structured light face recognition, finger vein recognition, indoor large screen, high-definition cat's eye and so on. In addition, Mrs. Hao has also innovated the appearance of this smart lock and adopted a new type of material, which greatly improves the appearance and practicality of the product. So, how does this door lock really perform?In this evaluation, we got close to the product and tested it in many aspects. Below, let's take a look at the good wife's 3D face finger vein video screen lock, what are the special features. Written by丨Willow Leaves.
Shooting丨Willow leaves.
Product丨Good wife v81zmaxMinimalist style packagingA selection of high-quality accessories.
The Good Wife V81ZMAX comes in a compact package, which is smaller in size and highly portableThe internal lock body and accessories are individually packaged in a separate box to increase the stability of transportation. 
The inner packaging of the product mainly contains the lock body, lock body, lithium battery (2 pieces), anti-pinch hand stopper, card and related installation and use information, and provides installation accessories of different specifications to suit different door thicknesses. 
V81ZMAX is equipped with a fully automatic electronic lock body, which can realize automatic locking when the door is closedThe product adopts a dual power supply scheme and is equipped with 2 lithium batteries with a total capacity of 8000mAh.
Light and matte surfaces intertwined, agSkin-friendly glassMultiple innovative designs highlight the brand temperature
There are three colors of the good wifeV81zmax, and this evaluation is the starry black model. It can be clearly felt from the picture below that the overall product presents a heavy and tough style, and the blessing of the main black color makes the door lock appear low-key and mysterious. 
In terms of material technology, the door lock is mainly made of aluminum alloy, with light texture and high strength, with baking paint and other processes, excellent corrosion resistance and scratch resistance. The front panel is designed with a double-layer structure, and it is worth noting that the surface adopts a splicing design of tempered glass + ag glass, which breaks the overall thinking of the traditional smart lock design, and the light and fog surfaces are intertwined to form a visual difference, so that the appearance of the product shows diversity. 
The top of the front panel of the door lock is a face + smart cat's eye module, and the surface is covered with tempered glass. Below, there are doorbells, hidden keyboards, and card swiping areas, which are covered with AG skin-friendly glass, which is very comfortable to touch and can also play an anti-glare role. The finger vein module is on the back of the doorbell area. 
Finger vein recognition area
At the bottom of the front panel of the functional areas such as doorbells and hidden keyboards is a mechanical key and a temporary power supply interface, which is Type-C and can be adapted to most power banks on the market. 
The top of the back panel of the good wifeV81zmax is a 4-inch IPS indoor screen, which is a detachable design, with tempered glass laminated on the surface, and a lithium battery compartment below the screen. 
In the middle of the door lock is a mechanical quick-open handle, and the electronic unlocking button is also integrated here, and the inside of the handle is an electronic anti-lock button.
At the bottom of the door lock is the battery compartment, it is worth mentioning that the good wife V81ZMAX has many interesting designs in terms of power supply, such as the two battery compartments have a fixed design;At the bottom of the rear panel, there is also a Type-C detachable charging port.
Double battery compartment. Type-C detachable charging port.
Finger vein + 3D face recognitionMeet the needs of different groups of people for unlocking
The installation of the good wife v81zmax is as follows:
Good wife v81zmax front real shot.
Good wife v81zmax side shot.
Good wifeV81zmax real shot on the back From the perspective of the door-to-door effect, from different angles near and far, the appearance of the door lock is very high. In different lighting, the front panel looks good.
After the installed door lock, you need to use the "Good Wife Zhilian" APP or applet to activate the networking. The input of face, finger veins and other information can be operated through the APP, which is very convenient.
The main interface of the WeChat mini-program "Good Mrs. Zhilian".
Face, finger vein, card entry good wife V81ZMAX is the highest configuration in the V81 series, with 3D face, finger vein, password, card, combination unlocking, APP Bluetooth, mechanical key, temporary password and other unlocking methods. Among them, the principle of finger vein unlocking is to irradiate the finger with near-infrared light to obtain an image of the vein and compare it with the information stored in the system in advance. It can be seen from the actual measurement** that with the electronic lock body, the finger vein unlocking is very fast from identification to unlocking. Finger vein unlocking measurement.
Since the finger veins are hidden inside the fingers, this identification method is naturally concealed and safe. In addition, for the elderly, children and other user groups with difficulty in fingerprint recognition, the use of finger vein recognition is also a good solution. Good wifeV81zmax is also equipped with face unlocking function,Using3D structured light face recognition technology,By projecting a large number of point light points to the face,Obtain real-time face three-dimensional information,And then calculate the depth information of the face based on the principle of triangulation,Judge whether the face matches through the depth。 Judging from the actual measurement, when people are from far to near, the speed of door lock recognition and unlocking is very fast. In order to further test the environmental adaptability of the face recognition function, we also added a section on low light, wearing a hat, and sunglasses, and the results showed that both accuracy and speed performance were excellent. Multi-makeup, face unlocking in the environment measurement.
In addition to the 3D face and finger vein unlocking of the good wife V81zmax, we have also tested the card, password, and two-factor authentication methods, among which, the two-factor authentication provides three different combination unlocking methods, suitable for different users' Xi habits. Passwords, cards, two-factor authentication unlocking.
Indoor,Good wifeV81zmaxThere are also mechanical、Electronic two indoor switch lock methods,From the actual experience,The mechanical handle unlocking is very comfortable,Effortless。 Long press the electronic anti-lock button to reverse the lock, and give the room another insurance when used at home. Indoor switch lock.
High-definition monitoring calls, remote intelligent controlVisualization is the shield of home security
Visualization is becoming an obvious trend in the development of smart lock products. Relying on the smart peephole, the smart lock has real-time monitoring, capture and other functions, which has become a new and convenient means of defense. The front panel of the good wifeV81zmax has a built-in 161° high-definition wide-angle electronic peephole, with a wide shooting range, which can basically cover the front picture of most users' homes. There are multiple built-in night vision fill lights around the cat's eye, which can restore the dynamics in front of the door even if it is dark and no light.
The emergence of smart cat's eyes has also revolutionized old usage Xi. For example, the combination of smart cat's eye + indoor screen perfectly mentions the traditional cat's eye, which solves the normal use of the traditional cat's eye in a complex light environment. Judging from the actual measurement,Good wifeV81zmaxThe performance of the smart cat's eye is very good,Whether it's day or night,The clarity of the picture is very high。 Indoor screen viewing.
Through the mobile app or applet, users can also take the initiative to check the situation outside the door, with quick reply, real-time intercom, temporary password and other functions, you can realize remote delivery delivery, remote door opening for visitors and other operations. *Call.
Quick replies. The Mini Program issues a temporary password.
The users of the smart peephole don't stop there. The smart cat's eye with the built-in sensor of the door lock can capture the personnel who stay at the door for a long time, or record**, so that users can grasp the situation in front of the door.
Wander and capture. V81ZMAX smart lock has been connected to the good wife home ecology, users can use the "good wife Zhilian" APP or applet, the door lock can be managed, no local operation is required, breaking the distance limit. In terms of specific applications, the "Good Wife Zhilian" APP provides users with a variety of functions, including the viewing of various door locks, such as power level, usage logs, etc. You can also use many functions of the door lock through the APP, such as Bluetooth unlocking, real-time monitoring, and so onFinally, you can also personalize some door locks through the app, such as wandering detection distance adjustment, care reminder settings, and so on.
App management.
Conclusion
As the highest-end of the annual flagship smart locks of the year, the V81ZMAX meets all our imaginations of a good lock.
In terms of appearance, it adopts a glossy matte splicing design, which is full of creativity, and the blessing of AG glass makes the door lock both beautiful and practical. With the blessing of 3D structured light, high-definition wide-angle camera, indoor large screen and other configurations, the hardware configuration of the product has reached the industry-leading level. Judging from the actual experience, whether it is the unlocking speed of biometrics, or the quality and stability of the call, it is very good. The two management methods, the official app and the mini program, fully consider the different needs of consumers. From V81Zmax, we feel the high requirements of Mrs. Hao for smart locks, and some humanized settings make us feel the temperature of the brand. In the future, I hope that Mrs. Hao will continue to make breakthroughs in the smart lock track, launch more distinctive products, give full play to brand influence, and promote the high-quality development of the domestic smart lock industry.