MJ-S4-DD Smart Door Lock Bluetooth Fingerprint IC Card Password Keyless Entry Digital Door Lock with Tuya/TT Lock App for Home

All-in-One Keyless Entry System: Supports fingerprint, password, IC card, app remote control, and mechanical key unlocking, delivering flexible, secure access for modern homes.

Bluetooth & Dual App Compatibility: Works with Tuya and TT Lock apps via Bluetooth, enabling remote access management and real-time status monitoring.

Ultra-Secure & Fast Recognition: Semiconductor live fingerprint sensor with <0.0004% FAR, <0.015% FRR, and 1.5s instant unlock for reliable daily use.

Long-Lasting & Wide Compatibility: 4 AA batteries for 12-month standby, fits 4-10cm door thickness, adjustable backset, and anti-peeping fake password for enhanced security.

Model: MJ-S4-DD

Product Type: Smart Door Lock

Unlock Methods: Fingerprint, Password, IC Card, App, Mechanical Key

Connection Mode: Bluetooth

Compatible Apps: TUYA/TT

Applicable Door Thickness: 4 cm-10 cm

Compatible Lock Body: Same as Image

Adjustable Backset: 60-70 mm / 80 mm

Product Dimensions: Length 171 mm, Width 60 mm, Thickness 18.5 mm

Battery: 4 x 1.5V AAA Alkaline Batteries

Battery Life: Approx. 12 months

Power Consumption: ≤ 50μA

Standby Current: 65μA

Static Current: ≤ 65μA

Dynamic Current: < 250μA

Operating Current: 200mA

Working Voltage: 6.5V

Voltage Range: 4.5-9V

Emergency Power Supply: Type-C USB / 5V USB

Unlocking Time: ≈ 1.5s

Fingerprint Head Type: Semiconductor

Fingerprint Authentication: Semiconductor Live Fingerprint Recognition

Fingerprint Capacity: 100

User Capacity: 200 users (shared among card, password, and fingerprint)

IC Card Quantity: 1000

Password Quantity: Unlimited Dynamic Passwords

Custom / Permanent Password Groups: 150 sets

Password Digits: 6-10 digits

Fake Password: Fake + Real Passwords (up to 18/24 digits total)

False Acceptance Rate (FAR): < 0.0004%

False Rejection Rate (FRR): < 0.015%

Bluetooth Standard: Bluetooth BLE

Supported System: Android 4.3 / iOS 7.0 or above

Keypad Type: Touch Key

Operating Temperature: -20°C to 70°C / -25°C ~ 70°C

Operating Humidity: 45% ~ 90% RH

System Lock: Automatically locks after 5 failed attempts

Net Weight (N.W.): 0.72 KG (NO color box)

Gross Weight (G.W.): 16 KG

Color Box Size: 235x210x85 mm

Master Carton Size: 500x450x280 mm