

Lenovo E3 Pro Smart Door Lock – Biometric Fingerprint, Wi-Fi, Passcode & RFID Access | 17-Layer Security
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Lenovo E3 Pro Smart Door Lock - Specifications
Category | Details |
---|---|
Main Features | Remote Visual Intercom, Built-in Doorbell, Touch Pad, Built-in Wi-Fi |
Camera | 157° Wide-Angle View |
User Access Methods | - Fingerprint (100 Sets) - Password: 1 Master / 49 Users - NFC Card (100 Sets) - Mechanical Keys (2 Included) |
Smart App Compatibility | TuyaSmart App |
Child Safety | Child Misoperation Lock |
Lock Body Material | Aluminum Alloy with IML Technology |
Battery Requirement | 8× AA Batteries (4× AA Batteries support normal operation) |
Battery Backup | USB-C Port for Emergency Power Recovery |
Standby Time | Up to 6 Months |
Installation Requirements | Door Thickness: 38mm – 120mm Compatible with wooden, security, and interior doors |
Door Compatibility | Universal direction support: Left/Right-hand, Inward/Outward opening |
Security Alarms | - Multiple False Entry Attempts - Low Battery Warning - Wrong PIN - Abnormal Activity Detection - Anti-Prying - Anti-Theft & Hijacking Alerts - Unlock Records |
Connectivity & Updates | Built-In Wi-Fi, OTA (Over-the-Air) Updates |
Data Protection | Superior Encryption & Privacy Features |
Lenovo E3 Pro Smart Door Lock - Main Features

Ultimate Security System
Full-link data encryption with anti-prying, anti-tamper, and anti-violent disassembly protection for enhanced home security.
Fast Biometric Unlocking
Equipped with semiconductor fingerprint recognition for instant and secure access.
Multi-Method Access
Unlock using biometric fingerprints, numeric passcodes, RFID cards, or remote Wi-Fi access via smartphone.
Smart Connectivity
Supports remote unlocking, one-time passcode sharing, and integration with smart home devices.
Advanced Safety Features
Includes 17-layer protection, virtual passwords, tamper alerts, and high-sensitivity touch sensors.
User-Friendly Management
Easily manage users, reset passcodes, and monitor access history directly from your phone.
Elegant, Modern Design
A sleek, stylish design adds a sophisticated touch to any door while keeping your home secure.
