Aqara - Smart Lock B50 - Black

The Aqara B50 Smart Lock offers secure, keyless entry with built-in Wi‑Fi 6—no hub needed. Control your door remotely via the Aqara app, Alexa, or Google Home, and unlock with a PIN Code, key, app, or voice, even offline. Pair with an Aqara Hub for Matter-over-Bridge compatibility with Apple Home, SmartThings, and more. Enjoy up to 6 months of battery life, a USB-C emergency power port, AES-128 encryption, and IPX3 rating. Smart features like Auto-Lock, Do Not Disturb, and easy rekeying make the B50 a simple and powerful upgrade for any home.

Remotely Controllable via Wi-Fi

Control your door from anywhere with built-in Wi‑Fi 6—no hub needed. Lock, unlock, and check status in real time via the Aqara Home app, Alexa, or Google Home. Compatible with 2.4GHz Wi-Fi for simple, secure remote access.

Versatile Unlocking Options

Unlock your door your way—with a PIN code, mechanical key, Aqara app, or voice assistant. Even without Wi-Fi, features like offline and anti-peep PINs ensure secure, flexible access for you and your guests—no keys needed.

Matter-over-Bridge Compatibility

Speak multiple smart home languages by pairing your lock with an Aqara Hub M3, G5 Pro, or M100 to enable Matter-over-Bridge. Connect easily with Apple Home, Home Assistant, SmartThings, and more—without the cost of a premium Matter lock.

Up to 6-Month Battery Life and Emergency Power Port

Get up to 6 months of use on AA batteries for worry-free power. If the battery runs out, a USB-C emergency port lets you quickly recharge to unlock the door.

AES Encryption and IP Rated

Designed for security and durability, the lock features AES-128 encryption and an IPX3 rating, resisting water spray and working reliably in temperatures as low as -31°F (-35°C)

Aqara Exclusive Features

Unlock smarter protection with Aqara-exclusive features like Timed Auto-Lock, Night Latch Mode, Failed Attempt Lockout, Do Not Disturb, and Away Mode—designed for comfort and security, day and night.

Integrates with Automations

The Aqara B50 integrates via the cloud with Aqara Doorbells and other devices to enable smart automations—like turning on lights when the door unlocks or sending alerts from doorbell activity. For local automation, an additional hub is required.

Rekey Support

Keep your original keys and skip the hassle of redistributing new ones—thanks to rekey support that lets you replace the lock’s cylinder using just one screw. It’s a quick, convenient way to upgrade your lock without changing your family’s routine.