Key Features

• Advanced biometric fingerprint recognition

• Unlock via Bluetooth App (Tuya / Smart Life), fingerprint, passcode, RFID card, or mechanical key

• Sleek matte black zinc alloy design for modern doors

• Real-time log tracking via mobile app

• High-security mortise lock for extra protection

• Voice prompt setup and user-friendly interface

• Emergency power supply via Micro-USB port

• Ideal for residential, office, or apartment use

Technical Specifications

• Model: H31B

• Material: Zinc Alloy

• Color: Matte Black

• Unlocking Methods: Fingerprint, App, RFID Card, Passcode, Mechanical Key

• Fingerprint Sensor Type: Semiconductor

• Power Supply: 4 × AAA Batteries (not included)

• Emergency Power Input: Micro-USB

• Door Thickness Compatibility: 30–60mm

• Lock Type: Mortise lock

• Working Temperature: -20°C ~ 60°C

• Mobile App: Tuya / Smart Life compatible