ZKTeco TL400B Fingerprint Biometric Door Lock

ZKTeco TL400B Fingerprint Biometric Door Lock Price in BD | Smart, Secure, and Stylish

ZKTeco TL400B Fingerprint Biometric Door Lock access for your convenience - fingerprint/password/card/key/European standard mortise - the door locks by itself once close. Enhanced security by a random password for code access. Voice guide for easier and more convenient use and Voice volume is adjustable with  Smart alarm for low battery & illegal operation. This product's open mode is normal. The default setting of the device allows ANY fingerprint to unlock and Do not remove batteries when the lock is in the working state. Please replace the battery soon when the lock prompts the voice of a low battery. T

Smart door locks are the newest innovation in home security products These hands-free smart home gadgets are designed with convenience and safety in mind. Not only are you able to unlock the door using a custom key code, but you’re also off the hook if you’re forgetful and leave your keys at home.  This is because smart locks operate electronically and don’t require a key to unlock. Some locks may even use remotes, smartphones, or voice commands from a smart speaker to lock and unlock your door.  While they offer convenience to homeowners, some people wonder,  "Are smart door locks safe?"

Features

• Biometric Security: The TL400B uses advanced fingerprint recognition technology to ensure that only authorized individuals can gain access to your property.
• Multiple Access Options: This door lock also has a password and card capacity of 100 each, providing you with multiple access options.
• Durable Material: The TL400B is constructed from high-quality zinc alloy, making it sturdy and durable.
• ID Card Module: It comes with an ID card module that can store up to 100 cards.
• Bluetooth Connectivity: The TL400B is equipped with a Bluetooth 4.0 wireless module, allowing you to connect it to your smartphone or other compatible devices.
• Battery-Powered: This door lock is powered by four AA alkaline batteries (not supplied), making it easy to install and operate without the need for wiring.
• Adjustable Door Thickness: The TL400B is designed to fit doors with a thickness between 35-50 mm (standard) or 50-65 mm (optional).
• Easy Installation: With its simple design and easy-to-follow instructions, the TL400B is quick and easy to install on any standard door.

Where to Use the ZKTeco TL400B

The ZKTeco TL400B is suitable for

1. Homes and Apartments for secure and keyless entry
2. Offices and Meeting Rooms for employee access control
3. Hotels and Airbnb Properties for digital guest access
4. Institutions and Hostels for multi-user door access
5. Shops and Showrooms for smart locking convenience

Why Choose ZKTeco TL400B Smart Door Lock

• Multiple Unlocking Options – Choose fingerprint, PIN, card, or key
• Automatic Locking – Enhances safety by auto-locking once closed
• Smart Alarm System – Alerts on low battery or illegal access attempts
• Bluetooth Connectivity – Manage access via smartphone
• Durable Design – Premium zinc alloy ensures long-lasting reliability
• Voice Guidance – Simple setup and operation with adjustable sound
• Random Password – Prevents code peeping for better protection

Certifications

The ZKTeco TL400B meets several international and safety standards

1. ISO 9001 Certified Quality Management
2. CE and FCC Certified for Electronic Safety
3. RoHS Compliant (Restriction of Hazardous Substances)

Comparison with Other Lock Models

Model	TL400B	TL700	TL800
Access Methods	Fingerprint, Card, PIN, Key	Fingerprint, Face, PIN	Fingerprint, Video, Wi-Fi
Bluetooth	Yes	Yes	Wi-Fi + Bluetooth
Display	No	Touchscreen	Video Doorbell Screen
Price (BDT)	৳16,500–৳18,500	৳19,500–৳22,000	৳26,000–৳30,000
Best For	Home/Office	Premium Home	Smart Villa/Business
Material	Zinc Alloy	Aluminum Alloy	Zinc + Glass Panel

Customer Testimonials

1. “Installed the ZKTeco TL400B in my apartment — the fingerprint recognition is fast and accurate. Love the auto-lock feature.” – Mahmud Rahman, Dhaka
2. “The design looks premium and fits perfectly on my wooden door. Battery lasts months.” – Sadia Karim, Chattogram
3. “Easy setup and works great with my smartphone. Highly recommended for homes and offices.” – Fahim Islam, Sylhet

FAQs

Q1. How many fingerprints can I register?

Up to 100 fingerprints can be stored.

Q2. Does it support mobile app unlocking?

Yes, it supports Bluetooth app connectivity for remote access.

Q3. What happens if the battery dies?

You can use the mechanical key for manual unlocking or replace the batteries from outside using a power bank connection port.

Q4. Can I install it myself?

Yes, it’s designed for DIY installation with a user-friendly manual.

Q5. Is it water-resistant?

It’s suitable for indoor and semi-outdoor use, but not fully waterproof.