Richelock Fingerprint Door knob, Smart Biometric Door Lock with Keypad, Keyless Entry Code Door Knob, Waterproof & Weatherproof , Auto Lock ,Voice Navigation, For Bedroom, Gate,Office -Matte Black
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- [HARMONIZING WITH ANY DOOR] This square fingerprint door knob lock features an elegant design with rounded edges and an illuminated keypad, ensures ultimate grip comfort for you, upgrades your door's style. Unlock your way with fingerprint, keypad, or key. Perfect for entryways, bedrooms, garages, and offices.
- [FINGERPRINT FOR ALL AGES] This biometric keypad door knob stores up to 100 fingerprints and features advanced AI learning technology that continually enhances its sensitivity and accuracy. Whether for kids or seniors, it recognizes each fingerprint with precision, ensuring seamless access for family members and trusted guests.
- [USER-FRIENDLY SETUP AND SECURITY] Press and hold the check button for 4 seconds, and the voice guide will help you set everything up—no instructions needed. This digital lock stores up to 50 passcodes (1–15 digits),keyless entry. The auto-lock feature is perfect for added security,ensuring that the gate always locks itself after use. The manual mode offers full control. Guest mode allows easy access without password or fingerprint. Silent mode mutes keypad sounds for quiet use, along with more settings for tailored security.
- [BUILT TOUGH FOR ALL CONDITIONS] Crafted from high-strength zinc alloy with electroplated finish, this smart lock is engineered for long-lasting durability. Its waterproof electronics and weather-resistant design ensure it performs flawlessly in any environment—whether rain, humidity, or extreme temperatures (-22°F to 176°F). Perfect for both indoor and outdoor use, it’s ready to handle whatever nature throws its way, keeping your property secure year-round.
- [REMOTE ACCESS WITH DYNAMIC CODES] As an added convenience, this code lock allows you to generate and share temporary dynamic passcodes remotely. Perfect for Airbnb owner or short-term rentals, it lets you easily grant secure access for cleaning services, deliveries, or neighbors—no internet or app required.
- [EASY INSTALLATION, SIMPLE MAINTENANCE] This combination lock fits standard US doors with 2-3/4" or 2-3/8" backsets. No additional drilling required—simply use a Phillips screwdriver to install in minutes. It operates on 2 AAA batteries, lasting over a year. With low battery alerts and a Type-C port for backup power if the batteries run out.
- [RELIABLE AFTER-SALES SUPPORT] We stand behind our product with 1-year warranty and 24/7 customer support. If you ever have any questions or need assistance, our dedicated team is here to help. Whether it's troubleshooting, setup guidance, or replacement parts, you can rely on us for fast and friendly service whenever you need it.
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Select a product to estimate shipping.The Richelock Fingerprint Door Knob offers a modern and secure way to access your home or office. Combining biometric technology with keyless entry, this smart door lock provides convenience and peace of mind.
Key Highlights
- Multiple Access Methods: Unlock your door with fingerprint recognition, a keypad code, or a traditional key.
- Large Fingerprint Storage: Stores up to 100 unique fingerprints for easy access.
- User-Friendly Setup: Simple, voice-guided setup – no complicated instructions required.
- Auto-Lock Feature: Automatically locks the door after each use, enhancing security.
- Weatherproof Design: Built to withstand outdoor elements, suitable for various locations.
Useful Facts
- Brand: Richelock
- Color: Matte Black
- Material: Zinc Handle, Matte Black Exterior Finish
- Lock Type: Keypad Lock
- Capacity: Stores up to 50 Passcodes
Good Fit For
- Bedrooms and private rooms
- Garages and outbuildings
- Home offices and workspaces
- Entryways and main doors
Product details





| Main Specification | |
|---|---|
| Specific Uses For Product | Door or Gate or Outdoor & Indoor |
| Indoor/Outdoor Usage | Indoor or Outdoor |
| Metal Type | Zinc or Nickel |
| Manufacturer | Richelock |
| Unit Count | 1 Count |
| Lock Type | Keypad Lock |
| Handle Material | Zinc |
| Exterior Finish | Matte Black |
| Hand Orientation | Ambidextrous |
| Brand | Richelock |
| Number of Items | 1 |
| Shape | Rectangular |
| Colour | Matte Black |
| Product information | |
| Product Dimensions | 8"L X 4"W |
| Item model number | Iu51b |
| Technical Details | |
| Special Feature | Adjustable or Auto-Lock or Fingerprint or Waterproof & Whetherproof |
| Special Features | Adjustable or Auto-Lock or Fingerprint or Waterproof & Whetherproof |
| Material | Zinc |
| Item Weight | 2 Pounds |
| Finish | Electroplated Finish |
| Batteries Required? | Yes |
| Batteries Included? | No |
| Handle Attachment Mechanism | Set Screw |
| Handle Type | Knob |
| Brand | Richelock |
| Handle Compatibility | Universal |
| Item details | |
| Included Components | Installation Hardware or Lock And Key or Latch With 2-3/4" Or 2-3/8" Backset |
| Model Number | IU51B |
| Others | |
| Product Type | Door Knobs |














