The SI-M09 Smart Automatic Door Lock is a multifunctional Smart Automatic Door Lock featuring advanced biometric recognition and intelligent access management.
Designed for doors with 30–120 mm thickness. It supports multiple unlocking methods including face recognition, palm vein recognition, fingerprint recognition, PIN code, WeChat, card swipe, mechanical key, and remote access. The integrated smart peephole system includes a 4.5-inch display, 1 million pixel camera, remote snapshot, two-way communication, and remote unlocking functions.
With a 5000mAh lithium battery, anti-tamper alarm, placeholder password support, interior deadbolt function, delayed auto-locking, and door opening records, it provides a secure and convenient smart door experience.

Key Features
Category | Feature / Specification | Details / Parameters |
Key Features | Multiple Unlock Methods | Face Recognition, Palm Vein Recognition, Fingerprint Recognition, PIN Code, WeChat, Card Swipe, Remote Access, Mechanical Key |
| Biometric Security | High-standard face recognition (prevents photo spoofing; works with heavy beard, dark skin, veils) and semiconductor fingerprint sensor |
| Smart Peephole & Camera | 4.5-inch screen, 1 Megapixel camera, 120° viewing angle, 1280 × 720 resolution, remote snapshot via doorbell, active two-way communication |
| Safety & Alarm System | Tamper-proof alarm, anti-prying switch, electromagnetic (black box attack) resistance, alarm after 3 incorrect attempts, auto-lock after 5 attempts |
Basic Information | Product Name & Model | Name: Smart Automatic Door Lock | Model: SI-M09 |
| Housing & Panel Material | Aluminium Alloy housing with MID Mold touch panel (Black) |
| Surface Treatment | Spraying Powder Finish |
| Handling & Fitting | Universal handle (Left/Right not distinguished), suitable for door thickness 30–120 mm |
Power Specifications | Battery & Capacity | 5000mAh Lithium Battery (Capacity remains ≥80% after 200 cycles) |
| Battery Life | 3 – 6 Months |
| Voltage & Auxiliary | Operating Voltage: 7.2V – 8.4V | Low Voltage Alarm: 6.8V ± 0.2V | Auxiliary Power: 5V DC USB Port |
| Current Draw | Standby Current: ≤ 200μA | Dynamic Current: ≤ 800mA |
Access & Capacity | User Capacity | Face Capacity: 50 | Total User Capacity: 300 Sets |
| Password & Card Specs | Password Length: 6–10 Characters (Max length ≤ 16) | Touch Keypad with Touch Awake | Supported Cards: M1 / IC / NFC |
Hardware Specifications | Hardware Components | PCB Design: Qinxi | Face Module: Yisheng | Fingerprint Sensor: Semiconductor | Motor: Qianhong Technology |
| Lock Body & Dimensions | 68mm Centre-to-Centre Lock Body | Dimensions: 413 × 75.5 × 56 mm |
Operating Environment | Temperature & Humidity | Working Temperature: -20℃ to +55℃ | Working Humidity: 20% – 90% RH |
| Lifespan & Accuracy | Operating & Handle Life: ≥ 100,000 Times | Rejection Rate: < 0.15% | False Positive Rate: < 0.0004% |
Technical Specifications
Category | Specification | Details / Parameters |
Basic Information | Product Name | Smart Automatic Door Lock |
| Product Model | SI-M09 |
| Lock Housing Material | Aluminium Alloy |
| Touch Panel Material | MID Mold |
| Colour & Finish | Black (Front Panel: Black, Surface Treatment: Spraying Powder) |
Power Information | Battery Specs | Power Supply: 5000mAh Lithium Battery (Capacity remains ≥80% after 200 cycles) |
| Battery Life | 3 – 6 Months |
| Voltage Specs | Operating Voltage: 7.2V – 8.4V
Auxiliary Voltage: 5V DC USB Port
Low Voltage Alarm: 6.8V ± 0.2V |
| Current Draw | Standby Current: ≤ 200μA
Dynamic Current: ≤ 800mA |
Access & Capacity | Unlock Methods | Face Recognition, Palm Vein Recognition, Fingerprint Recognition, PIN Code, WeChat, Card Swipe, Remote Access, Mechanical Key |
| User Capacity | • Face Recognition Capacity: 50
• Total User Capacity: 300 Sets |
| Password & Keypad | Password Length: 6–10 Characters (Total length ≤ 16 characters)
Keypad: Touch Keyboard with Touch Awake |
| Card Compatibility | M1 / IC / NFC |
| Handling & Direction | Any Direction (Left and Right Not Distinguished) |
Smart Lock Hardware | Core Hardware | PCB Design: Qinxi
Face Module: Yisheng
Fingerprint Sensor: Semiconductor
DC Motor: Qianhong Technology |
| Dimensions & Fit | Dimensions: 413 × 75.5 × 56 mm
Suitable Door Thickness: 30 – 120 mm
Lock Body Specification: 68mm Centre-to-Centre Lock Body |
Smart Peephole & Camera | Display & Camera | 4.5-inch Screen, 1 Million Pixels Camera |
| Angle & Resolution | Viewing Angle: 120°, Resolution: 1280 × 720 |
| Remote & Interactive | Remote Unlocking: Supported
Remote Snapshot: Automatic photo capture and upload via doorbell
Two-Way Communication: Supported |
Operating Environment | Working Conditions | Temperature: -20℃ to +55℃
Humidity: 20% – 90% RH |
| Durability & Accuracy | Operating & Handle Life: ≥ 100,000 Times
Rejection Rate: < 0.15%
False Positive Rate: < 0.0004% |

Package Includes
🔗 1 × Smart Automatic Door Lock SI-M09
🔗 5000mAh Lithium Battery
🔗 Mechanical Keys
🔗 Installation Accessories
🔗 User Manual
🔗 Smart Peephole Components
Delivery & Warranty
Delivery
📌 Product will be securely packed before shipment.
📌 Each unit will be checked before delivery.
📌 Delivery time depends on customer location and shipping method.
📌 Please confirm door thickness before installation.
Warranty
🔨 Warranty support applies to manufacturing defects.
🔨 Warranty does not cover:
- Physical damage
- Incorrect installation
- Improper usage
- External damage
Keep purchase invoice for warranty service.
Notes
💡 Supported door thickness: 30–120mm
💡 Tuya WiFi and Tuya Bluetooth are optional extensions.
💡 Remote unlocking functions require compatible configuration.
💡 Language options include:
- English
- Portuguese
- Spanish
- Russian
- Arabic
- Vietnamese
- Chinese
- Thai
💡 Keep mechanical key and emergency power option available.
💡 Professional installation is recommended for best performance.