







🔐 Elevate your entry game—smart security that’s always a step ahead.
The AqaraSmart Lock U300 is a cutting-edge biometric smart lock featuring fingerprint recognition for up to 25 users, seamless Apple Home and Matter protocol integration, and compatibility with major smart home ecosystems like Alexa and Google. Designed with durable zinc alloy and IPX4 water resistance, it offers multiple unlocking options including touchscreen keypad and NFC card support. With adaptive modes such as Auto-Lock and Do Not Disturb, plus a long-lasting 10-month battery life and emergency USB-C power, it delivers robust security and convenience for modern homes.


| Brand | Aqara |
| Special Feature | Anti-Corrosion, Anti-Peeping Password, Auto-Lock, Fingerprint, Keyless, Preventing Peeking Password, Prevents Peeking Password |
| Lock Type | Biometric, Keypad |
| Item dimensions L x W x H | 5.51 x 2.99 x 2.8 inches |
| Material | Zinc |
| Recommended Uses For Product | Home |
| Style | Modern Black |
| Color | Black |
| Finish Type | Painted |
| Included Components | Smart Lock U300 × 1 user manual × 1 installation diagram × 1 x AA battery × 4 mechanical keys × 2 accessories set × 1 back plate × 1 |
| Controller Type | Apple HomeKit |
| Shape | Oval |
| Item Weight | 2.5 Kilograms |
| Control Method | App, Remote, Touch |
| Connectivity Protocol | Matter |
| UPC | 192784001639 |
| Model Name | Smart Lock U300 |
| Manufacturer | Lumi United Technology Co., Ltd |
| Part Number | AD030USG02 |
| Item Weight | 5.5 pounds |
| Product Dimensions | 5.51 x 2.99 x 2.8 inches |
| Item model number | DL-D02D |
| Finish | Painted |
| Item Package Quantity | 1 |
| Special Features | Anti-Corrosion, Anti-Peeping Password, Auto-Lock, Fingerprint, Keyless, Preventing Peeking Password, Prevents Peeking Password |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
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