Eufy S3 Max Video Smart Lock

The Eufy FamiLock S3 Max is an advanced smart video lock featuring palm vein recognition, a built-in 2K HDR camera, video doorbell, Matter support, and multiple unlocking methods for premium home security.

The Eufy FamiLock S3 Max Video Smart Lock combines a smart lock, video doorbell, and security camera into one powerful home security solution. Designed for modern smart homes, it features advanced palm vein recognition technology that unlocks your door with a simple hand wave while providing enhanced security and convenience.

Equipped with a 2K HDR camera and a wide viewing angle, the S3 Max allows you to monitor visitors, packages, and activity at your doorstep in crystal-clear detail. The built-in video doorbell and optional interior display create a digital peephole experience, making it easier to see who is outside without opening the door.

The smart lock supports multiple unlocking methods including palm vein scan, keypad, app control, voice assistants, traditional keys, and remote access. Matter compatibility enables integration with Apple Home, Alexa, Google Home, and other smart ecosystems.

Powered by a high-capacity rechargeable battery with AAA backup support, the Eufy S3 Max offers long battery life and reliable operation. Local video storage eliminates subscription fees while ensuring secure data handling.

• Smart lock with built-in 2K HDR video doorbell
• Palm vein biometric unlocking technology
• Multiple unlock methods: palm vein, app, keypad, voice, key
• 2K HDR security camera with wide-angle view
• Built-in Wi-Fi and Matter smart home support
• Compatible with Apple Home, Alexa, and Google Home
• Local video storage without monthly fees
• Rechargeable battery with AAA backup support
• ANSI Grade 1 security certification
• Weather-resistant IP65 design
• Ideal for smart home security and remote monitoring