Smart Gadgets
2025 Xiaomi Smart Door Lock M40 Face Recognition Fingerprint Remote Unlock AI Dual Lens with 5 inch Visual Screen Mi home APP
2025 Xiaomi Smart Door Lock M40 Face Recognition Fingerprint Remote Unlock AI Dual Lens with 5 inch Visual Screen Mi home APP
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SPECIFICATIONS
Brand Name: XIAOMI
Connectivity: Bluetooth,WiFi
Doorknob Funcition: Biometric
Feature 3: fully automatic noise reduction lock body
Feature 4: Face recognition unlock
Feature 1: dual lens camera
Feature 10: Mobile Bluetooth unlocking
Feature 11: Emergency key unlocking
Feature 12: Remote unlocking
Feature 13: integrated large visual screen
Feature 4: Smart door lock m40
Feature 6: For Mi HOME APP
Feature 7: Fingerprint unlocking
Feature 8: Password unlocking
Feature 9: NFC unlocking
Fit Door Thickness: 40-120MM
Handle Direction: Direction Reversible
High-concerned chemical: None
Installation Method: Drilling installation
Material: Aluminium alloy
Model ID: XMZNMS19OD
Model Number: Xiaomi Smart Door Lock m40 pro
Net weight: 5.18kg
Origin: Mainland China
Power Source: Built-in Rechargeable Battery
Power Supply: Built-in Rechargeable Battery
Product safety level: Class B (GA 374-2019)
Safety level of lock cylinder: C level
Smart home platform: Mi home
Special Features: Built-in Doorbell,Built-in Camera,Bulit-in Peephole,Bulit-in Screen,Two-way Audio,Support Gateway
Suitable Door Type: Wooden Door
Suitable for Mortise: 6068
Ways To Unlock: Face Recognition,App,Bluetooth,Mechanical Keys,Card,Other,Password,FINGERPRINT
Wireless connection: Bluetooth V5.3 version, NFC, Wi-Fi IEEE 802.11b/g/n/ax 2.4GHz
Notice
1. This smart door lock can working with Mi Home APP.
2. Please change the region of i Home APP to "Chinese mainland" first when connecting.
3. Remote unlocking needs to be carried out during a video call. After the owner confirms the identity of the visitor, he can use the mi home APP on the mobile phone to remotely unlock the lock.
Product model: XMZNMS19OD
Product size: 431x98x46mm (front panel) 421x 98 x 46mm (rear panel)
Product net weight: 5.18kg
Power supply method: 8000mAh rechargeable lithium battery Type-C emergency power supply (5V-0.5A) 4 No. 5 alkaline dry batteries (specification 1.5V)
Product safety level: Class B (GA 374-2019)
Lock core safety level: C level
Wireless connection: Bluetooth V5.3 version, NFC, Wi-FiIEEE 802.11b/g/n/ax 2.4GHz
Operating temperature: -10°C-55°C
Working humidity: 0~93%RH, no condensation






















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