Aqara B50 Wi-Fi Deadbolt Lock
Aqara B50 Wi-Fi Deadbolt Lock
- Built-In Wi-Fi 6, No Hub Needed — Lock, unlock, and check status from anywhere using the Aqara Home app, Alexa, or Google Assistant.
- 8 Ways to Unlock — Password, Aqara app, voice control, mechanical key, Aqara doorbell integration, and Matter (with M3/M100/G5 hub).
- Up to 75 Passwords — Ordinary, one-time, and periodic passwords, with anti-peep digits to keep your code private from prying eyes.
- Backlit Keypad — Enter your code with ease even in the dark.
- 6-Month Battery Life — Runs on 4 AA batteries with a USB-C emergency charging port so you're never locked out.
- Rekey Support — Keep your existing keys — swap the cylinder with just one screw, no need to redistribute new keys.
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The Aqara Smart Lock B50 brings keyless entry to any budget, with built-in Wi-Fi 6 for remote control straight out of the box — no hub or bridge needed. Whether you're entering a passcode, using the Aqara Home app, or speaking a voice command, the B50 makes everyday access simple and affordable without cutting corners on security.
With 8 distinct unlock methods, the B50 supports up to 75 passwords at once, including one-time and periodic codes for guests. An anti-peep password feature lets you pad your real code with random digits, so no one can learn your PIN just by watching you type. A backlit keypad makes entry effortless even at night.
Powered by 4 AA batteries for up to 6 months, with a USB-C emergency charging port as backup, the B50 is built for reliable everyday use. If you ever need to rekey the lock, the cylinder swaps out with a single screw — no need to replace or redistribute keys to your household.
- Access Methods: Password, Aqara App, Voice (Alexa/Google Assistant), Mechanical Key, Matter (hub required)
- Capacity: Up to 75 passwords (6–10 digits, anti-peep up to 20 digits), up to 50 user accounts
- Door Thickness: 35–55mm
- Backset: 60mm or 70mm (2-3/8" or 2-3/4")
- Bore Hole Diameter: 54mm (2-1/8") or 38mm (1-1/2")
- Battery Type: 4 x AA batteries (6V), up to 6 months battery life
- Connectivity: Bluetooth 5.3, Wi-Fi 6 (2.4GHz only); pair with an Aqara M3, G5, or M100 hub for Matter-over-Bridge with Apple Home, SmartThings, and more
- Lock Type: Deadbolt
- Extra Features: AES-128 encryption, IPX3 keypad panel (front only, not for outdoor exposure), Timed Auto-Lock, Night Latch mode, Failed Attempt Lockout, Do Not Disturb mode, works with Aqara Doorbells (G410, G5)
Box Contents:
- Smart Lock B50
- Mechanical Key x 2
- AA Batteries x 4
- Knob Removal Tool
- Opposite-Pull Screw Kit
- Bolt & Strike Plate Screw Kit
- Mounting Plate Screw Kit
- Installation Diagram
- User Manual
Dimensions:
Inner Panel: 5.5 × 2.9 × 1.8 in. (139 × 75 × 47 mm)
Outer Panel: 4.9 × 2.7 × 1.3 in. (125 × 68 × 32 mm)

What
Malaysians Are Saying About Us
We didn’t bribe them—we just gave them great locks and better service.
Thivaghar 2
Fast service and my wife and I very satisfied with the smart door. Installation was very punctual and fast. Door locks feel solid and the team is very helpful in choosing the suitable door lock for us. From start to finish everything was smooth! From the customer service to installation and activation of the door ,I am pleased with the service! I didn't expect them to clean all the dust after installation too. Keep up the good work👍
Jia Lin Poh
We engaged Locks 'n More for our door lock and add on a safe when we are almost ready to move it! The team is professional, experience and always ready to share/advise the best purchase for you. Good job to Shao Min and Bryan for both the queries and efficient installation! We will definitely recommend you to check them out for the best item that suits ur need for your house!
Daniel Tan
I’m very satisfied with my purchase of the Smart Lock from Locks N More! The quality of the product is excellent and it works perfectly. Special thanks to Amy, the installation technician — he was professional, efficient, and very friendly. The whole process from purchase to installation was smooth and pleasant. Highly recommended!
Hazliza Naemuddin
Great lock with reasonable price. Excellent customer service. Installation went smoothly. The installer explained everything very well. Had a great experience from the moment I placed my booking until the day of installation. Keep up the good work!
Ahmad Dahaqin
Their installers are punctual and did a great job! The PIC was very kind as well. Highly recommended
Lim Zhen Jian
Good experience buying smart lock from here. Knowledgeable of the products and provides great service. Very satisfied with my order and the installation.
Admon Ng
Good quality smart door lock, capable to detect fingervein, super sensitive sensor and able to switch to tranditional door lock anytime. secureloq F2 really a superb smart door lock. Thanks to Locks 'n More for recommending this lock for me. Their service is the best as well
Intan Shafinaz
Very fast and good response, arrangements for installing, product explanation. Workmanship of installing is superb. Well explained and guidance on the products. Highly recommended
Li Yuan Ong
I didn’t know much about digital locks before I visited Locks 'n More, but the team explained everything so well. Now I have a lock that’s not just easy to use but looks really sleek on my front door. The whole process, from choosing the lock to installation, was super smooth. Best digital lock shop in KL!
Ting Nick Jee
I went to their shop straight to survey and research they were very helpful in terms of suggesting and explaining to you and very patient and nice. Overall experience from buying to installing very smooth. Definitely recommending them to someone else.