High Security Wireless Smart Door Lock with Tuya WiFi, 3D Face Recognition, Electronic Security System, Built-in Camera, Fingerprint, Password & App Control, Lock Model-S50

Meet the S50 Smart Door Lock—a complete home security solution crafted for safety-conscious Bangladeshi homeowners. This isn’t just another gadget; it’s a powerful system for your front door. With its ultra-fast 125° infrared face recognition (works even in the dark), a wide-angle camera, and a 3.5-inch large screen, you’ll always know who’s at your doorstep.

Forget the hassle of keys or searching for spares. The S50 offers multiple unlocking options—fingerprint, password, IC card, temporary password via Tuya Wi-Fi app, and even a traditional key—designed to adapt seamlessly to your lifestyle. Built from high-strength aluminum alloy with an integrated tamper alarm, it’s not just a lock; it’s an investment in your family’s safety and peace of mind.

Unlocking Methods of the S50 Smart Door Lock

1. 3D Face Recognition

The S50 uses 125° infrared facial recognition for instant, accurate access—even in low light or complete darkness. It rejects photos and fake molds, keeping your home secure.

2. Fingerprint Unlock

Open your door in seconds. The advanced fingerprint sensor stores multiple profiles, so every family member can enter with a single touch. High sensitivity ensures reliable access—even with wet or dusty fingers.

3. Password Unlock

Set your personalized code with Anti-Peep technology. Add random digits before or after the real password so no one can steal your code by watching you type.

4. Temporary Password

Generate one-time or time-limited codes through the Tuya Wi-Fi app. Share them remotely with guests or family and track usage in real time.

5. IC Card Unlock

Use encrypted IC cards for quick access—perfect for kids, caregivers, or guests. Add or remove cards easily through the app.

6. Mechanical Key

In emergencies, use the included mechanical key. Even if the battery runs out, you’ll never be locked out.

7. Remote Unlock via App

Control the S50 from anywhere using the Tuya app. When someone presses the doorbell, the lock’s camera streams live video to your phone so you can grant or deny access instantly.

Special Features

1. Advanced Visual Monitoring and Communication

Experience peace of mind with the high security smart door lock that’s not just keyless entry, but a complete home security system with an integrated visual hub.The wide-angle camera provides a broad view of your doorstep, capturing everything with clarity.The 3.5-inch large screen on the interior panel acts as a digital peephole, giving you a clear view of visitors while keeping your home secure.

• Day and Night Vision: Never miss a visitor—our smart lock’s camera uses infrared light technology to give you a clear view, even in complete darkness. Identify anyone at your door anytime, day or night, for 24/7 peace of mind.
• Doorbell Integration: When a visitor presses the ‘#'(doorbell) button, the lock automatically captures their image and sends it directly to your Tuya Wi-Fi app.See who’s at your door and even talk to them remotely, from anywhere in the world. That’s why it’s a top choice for WiFi door lock setup and a truly modern digital lock.

2. Anti-Theft and Tamper-Proof Design

Your safety comes first—this S50 digital  lock is designed to resist forced entry.It’s constructed from a durable aluminum alloy, making it resistant to physical attacks.

• Tamper Alarm: If anyone tries to remove or tamper with the lock, a loud alarm instantly sounds—alerting you right away and scaring off any intruder. It’s an essential feature for anyone looking for a reliable fingerprint door lock price in Bangladesh.
• Anti-Peeping Technology: Our digital door lock comes with a smart Anti-Peep technology to protect your password from onlookers.This feature allows you to enter a sequence of random numbers before or after your actual password.Even if someone’s watching, they won’t be able to spot your real code which is  hidden inside the longer number sequence.That means you can step inside with complete confidence, knowing your home stays secure every time.

3. Seamless App Management and Control.

Manage your lock from anywhere with the powerful and easy-to-use Tuya Wi-Fi app—an essential feature for a complete smart lock installation.

• Remote Unlocking:  You can grant access to guests or service providers with a simple tap on your smartphone—whether you’re at the office or away on vacation.
• Real-time Monitoring: With the Tuya Wi-Fi app, keep a live log of every unlock—see exactly who enters or leaves and at what time, giving your smart door lock an extra layer of security.
• Temporary Password Generation: You can easily create and share temporary passwords with your friends or family for a limited duration, giving them access without needing a physical key.

5. Versatile Application & Long-Lasting Durability

Designed with premium aluminum alloy, this lock is built to withstand years of use while maintaining its sleek finish. It suits a wide variety of doors—wooden, metal, and more—and easily fits.

• Door Opening Direction: The lock lets you easily choose the door opening direction—left- or right-handed—making the door lock installation service simpler and faster.

• Wide Door Thickness Compatibility: It is compatible with a wide range of door thicknesses, from 40mm to 110mm, making it suitable for most standard doors in Bangladesh.

• OEM/ODM Services: We provide customization to match specific requirements, making it an excellent choice for bulk orders or specialized projects—perfect for automatic door lock installer businesses in cities like Chattogram.

Convenient Power and Emergency Features

Everyone worries about battery life when it comes to smart locks—but this model is designed with multiple safeguards to keep you protected at all times.

• Rechargeable Lithium Battery: Powered by a high-capacity 6.8V–8.4V lithium battery, this lock delivers long-lasting, reliable performance without frequent recharging—typically running 3 to 6 months on a single charge, depending on daily usage.
• Emergency Power Supply: If the battery ever runs out unexpectedly, a micro-USB port at the bottom of the lock lets you connect a power bank for instant emergency power—so you’re never locked out. This simple yet crucial feature sets this smart door lock apart from the rest.

Smart Intrusion Detection & Mobile Alerts

• If anyone forcefully shakes or attempts to break the lock, the built-in Tamper Alarm will sound instantly. At the same time, you’ll receive a real-time notification on the Tuya Wi-Fi app, keeping you informed immediately so you can take action promptly.

Alarm Control

• You can easily silence the alarm directly from the mobile app. Alternatively, you can disable it using the settings button on the interior panel, ensuring quick control if the alarm is triggered accidentally by children or other harmless causes.

Replaceable & Rechargeable Battery: Designed for Longevity

When you invest in a smart door lock, you are looking for a device that will last for years. The power system of this lock is designed with exactly that in mind. It is equipped with a high-capacity, rechargeable lithium-ion battery that provides long-lasting, reliable performance. A key advantage of this design is that the battery is also fully replaceable. This means you don’t have to worry about the lock becoming obsolete if the battery’s performance diminishes over time. While a single charge can power the lock for months, the ability to simply replace the battery with a new one ensures the lock’s lifespan extends far beyond that of a typical electronic device. This feature not only saves you money on costly repairs or full lock replacements but also makes the lock a durable, sustainable choice—a true long-term home security system investment.

The 6068 Mortise: The Heart of Your Smart Lock

When you’re looking for a smart door lock, the internal mechanism is just as important as the external features. This is where the 6068 mortise comes in. A mortise is the core locking mechanism that is recessed, or fitted into a pocket, within the edge of the door itself. The 6068 mortise is a standard and widely used type of lock body, known for its robustness and security.

Smart Door Lock Warranty & Guarantee Terms

1 Year Guarantee

• Within one year of purchase, we’ll replace all defective parts and provide free service and repair.

5 Year Service Warranty

• Within five years, we’ll provide free installation and repair services.
• You will need to purchase any necessary replacement parts.

Conditions

• The original warranty sticker must be intact, and you need proof of purchase.
• The warranty is not applicable if there is evidence of tampering, unauthorized repair, or external damage. Consumable parts like batteries are not covered.

General Terms & Exclusions

• The warranty is non-transferable and only applies to the original purchaser.
• The warranty sticker and serial number must be visible and unaltered.
• Services must be from an authorized DHUHA MART service center.
• Normal wear and tear, and physical damage from misuse or improper installation, are not covered.

👉See all about warranty/guarantee terms & conditions here

Contact DHUHA MART at:

• 📞Phone: +880 1333-239333
• 📧Email: info@dhuhamart.com
• 🔍Facebook: DHUHA MART
• 🌐Website: www.dhuhamart.com

FAQs (Common questions)

Can I see the lock by visiting your showroom?

• Yes, you can visit our showroom to see your preferred smart lock and check it out thoroughly before making a purchase.

Do you install it at home yourselves?

• Yes, if you require installation service, our expert team will install the lock at your home. In that case, the installation charge will depend on the location and other conditions.

How long does the battery charge last?

• It depends on user usage. Generally, a single charge can provide 1–3 months of usage.

How do I charge it?

• You can easily charge it by taking out the lock’s battery and using your mobile charger.

What if the charge runs out while I’m away for a long time?

• You can easily charge the lock from the outside using a power bank through the charging port on the lock.

Is it high security like other locks?

• Yes, like traditional handle locks, it is so strong that no one can break it easily.

Short Details

Specifications

Lock Features