Smart Door Lock Aqara U300
Aqara Smart Lock U300 is a professional smart door lock designed for enhanced entry protection. The Aqara Smart Lock U300 carries the tagline Enhanced Home Security and is listed on Aqara’s official site with Overview, Specs, Product Support and Buy Now sections.
Aqara Smart Lock U300 – Fingerprint & Matter Door Lock
The Aqara Smart Lock U300 is a modern smart lever lock featuring fingerprint recognition and convenient keyless entry.
This Aqara smart door lock combines advanced access control with Apple Home Key and Matter over Thread connectivity.
Users can unlock the door using a fingerprint, PIN code, compatible NFC card, Apple Home Key, or mechanical key.
The Aqara U300 lock is designed for compatible residential and office doors. It offers flexible smart home integration.
Multiple Unlocking Methods
- Integrated fingerprint recognition.
- PIN code access.
- Apple Home Key using compatible devices.
- Compatible NFC cards.
- Emergency mechanical keys.
- Local Bluetooth access.
- Supported smart home integrations.
Matter over Thread Connectivity
The Aqara Smart Lock U300 supports Matter over Thread technology.
This enables integration with compatible smart home ecosystems.
Matter features require a compatible Matter Controller and Thread Border Router.
Remote access depends on the selected platform and its configuration.
Apple Home Key Support
Unlock compatible doors with an iPhone or Apple Watch using Apple Home Key.
This allows convenient entry without carrying a physical key.
Apple Home Key requires compatible Apple devices and appropriate setup.
Integrated Fingerprint Sensor
The Aqara U300 lock features a fingerprint reader integrated into its smart lever handle.
Registered users can unlock the door quickly through biometric access.
Alternative unlocking methods remain available when needed.
Battery & Emergency Power
- Four replaceable AA batteries.
- Operating voltage: 6V.
- Up to 10 months of battery life, depending on usage.
- USB-C emergency power interface rated at 5V.
- External emergency power when batteries are depleted.
- No built-in rechargeable lithium battery.
Smart Security & Access Management
- Fingerprint access for registered users.
- Permanent and temporary PIN codes.
- Supported user access management.
- Automatic locking functionality.
- Passage Mode for frequently used entrances.
- Compatible smart home automation.
Passage Mode for Easy Access
Passage Mode allows repeated entry without authentication every time.
This feature is useful for offices, workspaces, and frequently used doors.
The lock can switch between Passage Mode and normal locking.
For security reasons, Passage Mode cannot be activated remotely.
Modern Design & Water Resistance
The Aqara smart door lock features a contemporary lever handle design.
Its exterior panel has an IPX4 splash-resistance rating.
This protection is intended for water splashes, not immersion.
Avoid prolonged exposure to heavy rain or standing water.
Smart Lock for Main Door Applications
The U300 can serve as a smart lock for main door use when installation requirements are satisfied.
It supports compatible wooden doors with a thickness of 35–55mm.
Supported backset measurements are 60mm and 70mm.
Door thickness, drilling dimensions, and existing hardware must be checked.
It is not a direct replacement for every multipoint mortise system.
Recommended Applications
- Compatible residential main doors.
- Home side entrances.
- Office entry doors.
- Workshops and utility spaces.
- Smart home access control.
- Frequently used doors with Passage Mode.
Key Features of the Aqara U300 Lock
- Fingerprint smart lever handle.
- Matter over Thread support.
- Apple Home Key integration.
- Bluetooth 5.1 connectivity.
- Compatible NFC unlocking.
- Temporary access codes.
- Passage Mode functionality.
- Four replaceable AA batteries.
- USB-C emergency power.
- IPX4-rated exterior panel.
Technical Specifications – Aqara Smart Lock U300
| Brand | Aqara |
| Product Name | Aqara Smart Lock U300 |
| Model Number | DL-D02D |
| Product Type | Smart Lever Lock |
| Connectivity | Thread / Bluetooth 5.1 / NFC |
| Matter Compatibility | Matter over Thread |
| Unlocking Methods | Fingerprint, PIN Code, Apple Home Key, Compatible NFC Card, Mechanical Key, Bluetooth |
| Power Supply | 4 × AA Batteries – 6V |
| Battery Life | Up to 10 Months Depending on Usage |
| Emergency Power | USB-C – 5V |
| Door Thickness | 35–55mm for Compatible Doors |
| Backset | 60 / 70mm |
| Door Hole Diameter | Approximately 54mm |
| Exterior Panel Dimensions | 140 × 76 × 73.5mm |
| Interior Panel Dimensions | 159 × 74.5 × 76mm |
| Weight | Approximately 2290g |
| Exterior Operating Temperature | -30°C to 55°C |
| Interior Operating Temperature | -10°C to 55°C |
| Operating Humidity | 0–93% RH, Non-Condensing |
| Water Resistance | IPX4 – Exterior Panel Only |
| Smart Home Ecosystems | Aqara Home, Apple Home, Google Home, Amazon Alexa, SmartThings and Matter-Compatible Platforms |
| Integration Requirements | Compatible Matter Controller and Thread Border Router for Matter-Based Features |
What's in the Box
- Aqara Smart Lock U300 × 1.
- AA Batteries × 4.
- Mechanical Keys × 2.
- Backplate.
- Installation Accessories.
- Installation Diagram.
- User Manual.
Package contents may vary by region. Compatible NFC cards may be sold separately.
Smart Home Compatibility
The Aqara Smart Lock U300 supports Apple Home and Matter-compatible ecosystems.
Integration with Google Home, Alexa, and SmartThings depends on compatible system equipment.
Advanced automation and remote access may require additional controllers or hubs.
Not all smart home features are available with the lock alone.
Why Choose This Aqara Smart Door Lock?
- Convenient fingerprint keyless entry.
- Modern smart lever handle.
- Apple Home Key support.
- Matter over Thread connectivity.
- Multiple access methods for users.
- Passage Mode for frequent entry.
- Replaceable AA batteries.
- Compatible smart home integration.
Aura Smart Locks – Aqara U300
Explore the Aqara Smart Lock U300 at Aura Smart Home.
This fingerprint smart door lock combines convenient access with modern home automation technology.
The Aqara U300 lock offers Apple Home Key, Matter over Thread, and flexible unlocking methods.
Discover Aura smart locks for compatible homes and offices.
Door Compatibility: Check door thickness, drilling dimensions, backset, and existing hardware.
Main Door Installation: The lock is suitable only when the door meets installation requirements.
Connectivity: Matter and some remote features require compatible controllers and network equipment.
Water Resistance: IPX4 applies only to the exterior panel. Avoid continuous heavy water exposure.
Power: Four AA batteries supply power. USB-C is for emergency power, not rechargeable battery charging.
| Brand |
AQARA |
|---|---|
| Model |
U300 |
| Product name |
Aqara Smart Lock U300 |
| Product type |
Smart Lock |
| Tagline |
Enhanced Home Security |
| Official product page |
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