LAOLAU B04 Smart Fingerprint Door Lock WiFi Keyless Entry Touchscreen IP67 Waterproof NFC IC Card TTLock APP Control Electronic
SPECIFICATIONS
App: TTLock
Brand Name: L.AOL.AU
Certification: CE,RoHS
Choice: yes
Connectivity: Bluetooth,WiFi
Door Thickness: 35mm- 55mm
Doorknob Funcition: Key & Keypad,Biometric
Handle Direction: Direction Reversible
High-concerned chemical: none
Installation Method: Punch-free installation
Material: Aluminium alloy
Model Number: B04
Origin: Mainland China
Power Source: DRY BATTERY
Power Supply: DRY BATTERY
Protection Level: IP67
Smart home platform: Other
Special Features: Support Gateway
Suitable Door Type: Steel Door,Wooden Door,Stainless Stell Door,Brass Door,Glass Door
Unlock Ways: Fingerprint, Passcode, IC Card,APP (Bluetooth), Mechanical Key, Remote via Gateway
Ways To Unlock: FINGERPRINT,App,Remote control,Bluetooth,CARD,Password
LAOLAU B04 TTLock Smart Fingerprint Door Lock – Keyless Entry with WIFI APP Control, IC Card, Passcode & Mechanical Key, Remote Access via Gateway (NO included)
Clear Pain Points + Solutions
Pain Point 1:I always lose my keys or forget them at home
Our Solution:6-in-1 keyless entry. Unlock using your fingerprint, smartphone app, IC card, or a custom passcode—no physical key needed for daily use . The mechanical key is only for emergency backup
Pain Point 2:I need to let in guests or cleaners when I'm not home
Our Solution:Remotely generate and send time-limited eKeys or temporary passcodes via the TTLock app . Passcodes can be set for specific dates and times, and automatically expire—no physical key exchange required
Pain Point 3:I don't know who came and went while I was away
Our Solution:The app stores and displays a complete unlock history, showing who entered and when—via fingerprint, card, passcode. Real-time notifications available with gateway(gateway need to buy separately).
Other Product Features
Camouflage Unlocking
-Add random digits around your true password to confuse onlookers and cameras, keeping your real code completely undetectable during entry
Reversible & Adjustable Handle Design
-the product features a highly versatile adjustable handle that can be easily configured for both left-handed and right-handed doors. This universal design ensures a seamless fit for any room layout or door opening preference.
Emergency External Power Supply
-you never have to worry about being locked out due to a dead battery. The smart lock includes an integrated Type-C emergency power interface, allowing you to easily connect an external power bank to power up the lock instantly in case of emergencies.
Product Function Introduction
6 Unlock Methods:
Fingerprint – Biometric recognition, unlocks in under 0.5 seconds .
TTLock App (WiBluetooth) – Unlock via smartphone when within Bluetooth range.
Passcode – Permanent, timed, one-time, recurring, or custom codes;
IC Card – Contactless RFID cards
Mechanical Key – Physical backup key included.
Remote Access (via Gateway, GATE) – Unlock from anywhere with optional gateway .
Smart App Management:
Send eKeys – Share permanent, timed, or one-time digital keys with others via email or SMS .
Manage Passcodes – Create, modify, or delete passcodes .
Access Records – View real-time unlock history showing who unlocked the door and when .
Authorized Admin – Delegate management permissions to other users .
Application Scenarios
🏠 Home & Family
– No more lost keys; set unique access for each family member and get instant notifications when kids arrive home.
🏢 Rental Properties & Airbnb
– Generate time-limited passcodes for each guest, no physical key handover, auto-expire after checkout.
🏨 Hotels & Hostels
– Self-service check-in with passcodes, assign timed IC cards to staff, manage multiple rooms via app.
Packing List
Smart Lock Panels – 1× Front Panel & 1× Rear Panel
User Manuals & Templates – TTLock Operation Guide, Installation Guide, and Drilling Template
Screw Accessories Kit – Various mounting screws grouped for different door thicknesses
Keys & IC Cards – 2× Mechanical Keys, 2× Smart IC Cards, and 1× Allen Wrench
Latch & Strike Plate Kit – 1× Adjustable Deadlatch, 1× Strike Plate, and 4× Screws
Warm Reminder & Purchasing Notes
-Gateway Sold Separately: This smart lock is compatible with a gateway for remote features, but the gateway itself is not included in the standard package. Please purchase it separately if needed.
-Language Settings & App Binding: The lock supports dual languages (English/Chinese). Please set your preferred system language before binding the lock to the APP. If the lock is already bound, you will need to perform a hardware factory reset to change the language settings later.
Installation Process
Secure checkout with trusted payment options.
SPECIFICATIONS
App: TTLock
Brand Name: L.AOL.AU
Certification: CE,RoHS
Choice: yes
Connectivity: Bluetooth,WiFi
Door Thickness: 35mm- 55mm
Doorknob Funcition: Key & Keypad,Biometric
Handle Direction: Direction Reversible
High-concerned chemical: none
Installation Method: Punch-free installation
Material: Aluminium alloy
Model Number: B04
Origin: Mainland China
Power Source: DRY BATTERY
Power Supply: DRY BATTERY
Protection Level: IP67
Smart home platform: Other
Special Features: Support Gateway
Suitable Door Type: Steel Door,Wooden Door,Stainless Stell Door,Brass Door,Glass Door
Unlock Ways: Fingerprint, Passcode, IC Card,APP (Bluetooth), Mechanical Key, Remote via Gateway
Ways To Unlock: FINGERPRINT,App,Remote control,Bluetooth,CARD,Password
LAOLAU B04 TTLock Smart Fingerprint Door Lock – Keyless Entry with WIFI APP Control, IC Card, Passcode & Mechanical Key, Remote Access via Gateway (NO included)
Clear Pain Points + Solutions
Pain Point 1:I always lose my keys or forget them at home
Our Solution:6-in-1 keyless entry. Unlock using your fingerprint, smartphone app, IC card, or a custom passcode—no physical key needed for daily use . The mechanical key is only for emergency backup
Pain Point 2:I need to let in guests or cleaners when I'm not home
Our Solution:Remotely generate and send time-limited eKeys or temporary passcodes via the TTLock app . Passcodes can be set for specific dates and times, and automatically expire—no physical key exchange required
Pain Point 3:I don't know who came and went while I was away
Our Solution:The app stores and displays a complete unlock history, showing who entered and when—via fingerprint, card, passcode. Real-time notifications available with gateway(gateway need to buy separately).
Other Product Features
Camouflage Unlocking
-Add random digits around your true password to confuse onlookers and cameras, keeping your real code completely undetectable during entry
Reversible & Adjustable Handle Design
-the product features a highly versatile adjustable handle that can be easily configured for both left-handed and right-handed doors. This universal design ensures a seamless fit for any room layout or door opening preference.
Emergency External Power Supply
-you never have to worry about being locked out due to a dead battery. The smart lock includes an integrated Type-C emergency power interface, allowing you to easily connect an external power bank to power up the lock instantly in case of emergencies.
Product Function Introduction
6 Unlock Methods:
Fingerprint – Biometric recognition, unlocks in under 0.5 seconds .
TTLock App (WiBluetooth) – Unlock via smartphone when within Bluetooth range.
Passcode – Permanent, timed, one-time, recurring, or custom codes;
IC Card – Contactless RFID cards
Mechanical Key – Physical backup key included.
Remote Access (via Gateway, GATE) – Unlock from anywhere with optional gateway .
Smart App Management:
Send eKeys – Share permanent, timed, or one-time digital keys with others via email or SMS .
Manage Passcodes – Create, modify, or delete passcodes .
Access Records – View real-time unlock history showing who unlocked the door and when .
Authorized Admin – Delegate management permissions to other users .
Application Scenarios
🏠 Home & Family
– No more lost keys; set unique access for each family member and get instant notifications when kids arrive home.
🏢 Rental Properties & Airbnb
– Generate time-limited passcodes for each guest, no physical key handover, auto-expire after checkout.
🏨 Hotels & Hostels
– Self-service check-in with passcodes, assign timed IC cards to staff, manage multiple rooms via app.
Packing List
Smart Lock Panels – 1× Front Panel & 1× Rear Panel
User Manuals & Templates – TTLock Operation Guide, Installation Guide, and Drilling Template
Screw Accessories Kit – Various mounting screws grouped for different door thicknesses
Keys & IC Cards – 2× Mechanical Keys, 2× Smart IC Cards, and 1× Allen Wrench
Latch & Strike Plate Kit – 1× Adjustable Deadlatch, 1× Strike Plate, and 4× Screws
Warm Reminder & Purchasing Notes
-Gateway Sold Separately: This smart lock is compatible with a gateway for remote features, but the gateway itself is not included in the standard package. Please purchase it separately if needed.
-Language Settings & App Binding: The lock supports dual languages (English/Chinese). Please set your preferred system language before binding the lock to the APP. If the lock is already bound, you will need to perform a hardware factory reset to change the language settings later.
Installation Process
| Color |
black, Silver |
|---|