Emir BardakçıXiaomi has introduced its latest innovation in home security—the Smart Door Lock 4 Pro. This new flagship product leverages cutting-edge AI-powered palm vein recognition and 3D facial authentication, signaling a significant leap forward in the smart home security sector. Priced at approximately $345 (2,499 yuan), this device aims to provide high-end security technology at a competitive price point, reinforcing Xiaomi’s position in the premium smart home market.
Breakthrough in Biometric Authentication
The Smart Door Lock 4 Pro distinguishes itself with its advanced palm vein recognition, utilizing near-infrared sensors to accurately authenticate users, even in cases where fingerprints are worn or children’s height poses a challenge for traditional scanners. The system boasts an error rate below 1% and a recognition speed of under one second, ensuring both security and efficiency.
The lock offers a comprehensive suite of twelve unlocking options, including:
- AI palm vein scanning
- 3D facial recognition
- Fingerprint authentication
- Temporary and scheduled passcodes
- Remote unlocking functionality
- Bluetooth-based access
- Traditional mechanical keys
- Integration with Xiaomi devices (phones, watches, bands)
- Optional NFC card support
Enhanced Security and Surveillance Capabilities
Security is further reinforced through an intelligent monitoring system. The external peephole features a 24GHz radar and AI-powered human detection, proactively identifying suspicious behavior at the door. The system records activity and delivers real-time alerts to connected devices whenever someone approaches or lingers near the entrance.
The integrated 2-megapixel camera provides a wide 152° field of view and is equipped with dynamic night vision. This ensures high-quality, full-color recording in low-light conditions and seamless transition to night mode in complete darkness for continuous surveillance.
Premium Design and Silent Operation
The Smart Door Lock 4 Pro features a refined, modern design intended to complement contemporary home interiors. Xiaomi’s proprietary noise-reduction technology enables silent automatic locking, enhancing both user experience and security without compromising on aesthetics.
Intelligent Power Management
Battery life is a key focus, with a 5000mAh lithium-ion battery offering up to four months of operation. For extended use, backup AA batteries can power the device for an additional six months. Emergency power bank support is also available, ensuring uninterrupted operation in the event of a power outage.
Source: IT Home
