Product Description
The LIONHEAD Rathdowne Digital Door Lock (LHL-ER5-B-RATHDOWNE) redefines modern security with a perfect fusion of sophisticated design, advanced access control technology, and robust construction. Engineered for homes, offices, and Airbnb properties, the Rathdowne delivers unparalleled flexibility with six convenient unlocking methods – Fingerprint, PIN Code, Bluetooth, Wi-Fi (via optional Gateway), RFID Card, and Manual Key Override.
Crafted from premium aluminum alloy, this digital lock is built to withstand daily use while maintaining its elegant aesthetic. Its sleek black finish complements any modern door, creating a seamless blend of style and security. Designed for easy installation, the Rathdowne fits door thicknesses between 35mm and 55mm, making it an ideal upgrade for existing or new door setups.
The lock’s long-lasting battery life, powered by 4 AA alkaline batteries, ensures reliable operation, while a USB backup port provides emergency access in case of low power. With an integrated doorbell function and compatibility with multiple mortise options (Single Latch / 5050 / 6050), it offers both versatility and practicality.
Through the TTLock mobile app (available on iOS and Android), users can remotely manage access permissions, create temporary or recurring passcodes, monitor entry logs, and even control the lock from anywhere when paired with a Wi-Fi gateway. Whether you’re managing a household, office, or rental property, the Rathdowne provides complete control and peace of mind at your fingertips.
Key Features
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Six Unlocking Methods: Fingerprint, PIN Code, Bluetooth, Wi-Fi (via Gateway), RFID Card & Manual Key
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Smart Mobile App Control: Manage users, generate codes, and view access records via TTLock App
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Durable Construction: High-strength aluminum alloy housing for lasting durability
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Elegant Black Finish: Modern design complements both wooden and metal doors
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Door Compatibility: Fits 35–55mm thick doors
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Power Supply: 4 × AA batteries (not included) with USB emergency power backup
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Additional Features: Built-in doorbell, multi-mortise compatibility (Single Latch / 5050 / 6050)
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Operating Temperature: -25°C to +60°C
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Perfect For: Homes, offices, apartments, and short-term rental properties
Technical Specifications
| Specification |
Details |
| Material |
Aluminum Alloy |
| Finish |
Black |
| Unlock Methods |
App, Fingerprint, Password, Card, Manual Key |
| Power Supply |
4 × AA Alkaline Batteries (Not Included) |
| Backup Power |
USB Type-C Port |
| Doorbell Function |
Yes |
| Door Compatibility |
35–55mm (Wooden or Metal Doors) |
| Mortise Options |
Single Latch / 5050 / 6050 (Not Included) |
| Operating Temperature |
-25°C to +60°C |
| Plate Dimensions (L×W×D) |
193 × 75 × 22 mm |
| Color |
Black |
| SKU |
LHL-ER5-B-RATHDOWNE |
| Warranty |
Manufactures warranty applied |
