HEI LIANG Fingerprint Smart Door Knob – Biometric Keyless Entry with App Control (Black)

Smart, Secure Access at Your Fingertips

HEI LIANG's Fingerprint Smart Door Knob blends biometric speed with modern connectivity to offer convenient, controlled entry for homes, apartments, offices, and hotels. The quick, 0.5-second fingerprint unlock pairs with encrypted app control via WiFi or Bluetooth, plus a concealed mechanical keyhole for trusted fallback.

With triple security protection, this smart door handle supports seamless daily use while keeping you in control of who enters your space, when, and how.

Key benefits at a glance

• Biometric unlock in about 0.5 seconds for fast, secure access
• Encrypted app control via WiFi/Bluetooth for remote management
• Concealed mechanical keyhole as a reliable fallback option

Durable design and clear feedback

• 500-pound impact-resistant aluminum frame with anti-pry construction
• LED indicators and unlock confirmation for at-a-glance status
• Stores up to 100 fingerprints to manage access without duplicates

Smart living and access management

• 5-second automatic locking and real-time access logs synced to your smartphone
• Remote unlock, temporary access codes, and intrusion alerts via the app
• Encrypted activity history helps you review who entered and when

Note: WiFi setup requires a separately purchased gateway for network access. Ideal for landlords and property managers, this lock suits bedrooms, storage rooms, apartments, offices, and hotels.

Easy installation and everyday practicality

• Designed for US standard doors (1.18 to 2.17 inches thick)
• No wiring required — replace your existing handle with the included template and tools
• Built-in 400 mAh rechargeable battery with a 3–4 hour charge time and a low-battery indicator

In real-world use, you may appreciate the blend of biometric speed, remote control, and clear access logs. This smart lock aims to offer flexible access options and transparent activity records without guaranteeing specific outcomes.