YINTIN 3D Face Recognition Smart Lock with Camera, Palm Vein Keyless Entry — Open-Box, 5% Off

Dual Biometric Smart Lock with 3D Face & Palm Vein for Hands-Free, All-Condition Access——Featuring advanced 3D face recognition (<1s unlock) and palm vein scanning, this keyless door lock works reliably even with wet, dirty or worn fingers. It delivers instant contactless entry, ideal for elderly users with faded fingerprints, or when your hands are full with groceries.

8-in-1 Flexible Unlock Methods for Homes, Rentals & Airbnb Properties——Never get locked out with 8 entry options: 3D face, palm vein, fingerprint, passcode, fob card, smartphone app, mechanical key and remote unlock. It fits all scenarios from family homes to rental properties and Airbnb stays, with a suitable entry method for every user.

Built-In Video Doorbell with 2-Way Audio & Tuya App Remote Control——The motion-activated camera sends real-time visitor alerts to your phone via the Tuya/Smart Life app. Whether you’re at work or on vacation, you can hold clear two-way conversations with couriers or guests, and grant remote access instantly from anywhere.

4-Inch HD Indoor Screen with Infrared Night Vision for Clear Visitor Verification——This front door lock has a built-in 4-inch full-color indoor display, so you can check who’s at the door in real time without opening it — perfect for families with kids, seniors, or when you’re busy cooking. Integrated infrared night vision provides crystal-clear footage of late deliveries, after-school kids or unexpected guests even in complete darkness.

IP67 Weatherproof Metal Smart Lock with Reliable Power & Local Privacy Storage——Built with a heavy-duty metal body for impact resistance, this lock is rated IP67 waterproof and dustproof, working stably in rain, snow and harsh weather. It has a rechargeable battery with low-battery alerts and a USB-C emergency power port. All biometric data is stored locally on the device (never uploaded to the cloud), with mechanical key backup for power outages.

Premium Mortise Smart Lock with Easy Upgrade & Enhanced Security——Installation is straightforward with all included hardware. Taking time to upgrade from a standard US deadbolt delivers stronger anti-pry protection, a sleeker modern finish, and greater long-term durability, plus local biometric storage and mechanical key backup.

⚠️ Important Pre-Purchase Note & Quality Commitment- Compared to standard residential deadbolts, this smart lock has a larger overall dimension for the full lock assembly. Its robust design delivers enhanced anti-pry security, providing stronger protection for your home and family. To ensure seamless installation and perfect fit, be sure to check the detailed size specs in product images and measure your door’s installation space in advance before ordering. We stand behind our product quality. If you encounter any issues within 6 months of purchase, contact our customer service team. We will reply promptly and work closely with you to resolve any problems to your satisfaction.

This 3D face & palm vein smart lock integrates a 4-inch HD indoor screen, video doorbell with 2-way audio and Tuya app remote control. It supports 8 flexible unlock methods, features IP67 weatherproof construction and local biometric data storage, and can be easily set up with included accessories, ideal for family homes, rental properties and Airbnb front doors.