Slim Series – 31B – Full Kit

SKU product_a5952b51-0edc-b170-4f94-648d4a9dec86 Categories ,

Electronic door lock 38mm Slim Fingerprint Smart APP control,
This is our new-designed aluminum smart door lock. Adopt the latest structural design, which panel width is only 38 mm, be suitable for any aluminum door which frame is more than 46mm. This lock can also be used for wooden and security doors and fits all kinds of the mortise. It has a convenient management system and 4 ways to unlock: Fingerprint Unlock, PIN Code Unlock, Card Unlock, and Mechanical Keys Unlock.

It’ll meet all your needs about the smart lock. A convenient smart lift is coming.

Main Feature

1. 4 ways to unlock: Fingerprint Unlock, Card Unlock, PIN Code Unlock, Mechanical Key Unlock;2. Convenient user management system via AU Smart Lock APP ;

3. Slim 38mm wide panel suitable for all aluminum doors and wooden doors;

4. 304 Stainless Steel built, strong and fashionable for your smart home;

5. FPC fingerprint reader gives you the best security experience ;

6. Emergency power supply in case of lost power;


This lock adopts the latest push rod structure design to fit all kinds of mortises;

The width of the lock panel is only 38mm, fit for all slim aluminum doors that width more than 46mm.

Of course, it also fits all wooden doors and metal doors;

MortsieFor aluminum swing door: 28*85 mortise, 30*85 mortise, 35*85 mortise;

For aluminum sliding door: 30*85 hook mortise;For wooden/metal door: 45*85 mortise, 60*85 mortise, 60*72 mortise;


Item Name WiFi Aluminium Smart Door Lock
Item Number S31B
Unlock Ways Bluetooth APP, WiFi APP, Fingerprint, Password, Card, Mechanical Key
Fingerprint Reader FPC Fingerprint Reader
Card Type MF1 Card (13.56MHz)
Identification Time <0.1S
Material Made 304 stainless steel
Colors Available Black, Silver
Application Places Residential, Apartment, Home, Office, Airbnb
Item Size 280mm*38mm
Door Thickness 30mm~80mm
Working Temperature -20℃~70℃
Working Humidity 20%~90%
Voltage 6V (4x AAA Batteries)
Low Voltage Warning Below 4.8V
Battery Duration Support 10,000 Times of Lock & Unlock Operation
Data Capacity Unlimited
Language English, Chinese, Spanish, Portuguese, Russian, French, Malay, and more is coming
Card Type MF1



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