The battery-powered video doorbell with smarts to detect important activity.
The Nest Doorbell is the battery-powered video doorbell that works with any home. See what’s happening at your door and answer it from anywhere. A taller field of view lets you see people from head to toe, or boxes on the ground. It has built-in intelligence that can tell the difference between people, packages, animals, and vehicles, and send alerts about what’s important to you. You can even use pre-recorded responses, like “You can just leave it. Thanks!” With 3 hours of free event video history, you can go back and see what you missed. And because there are no wires, you can install it yourself.

Never miss the important stuff - See what’s happening at your door, and get relevant alerts when there’s activity.
Say hello while you’re away - Answer your door in real time or leave pre-set messages.
Wire-free to work with any door - No wires means it works with every home, from houses to apartments.

Product Specifications:
1.3-megapixel color sensor 6x digital zoom
3:4 aspect ratio
HD, 960 x 1280 pixels, up to 30 FPS
24/7 live view
Night vision
HDR H.264 encoding

The Nest Doorbell (battery) includes 3-hour event video history. You can upgrade to 30 days of event video history with a Nest Aware subscription, or 60 days of event video history with Nest Aware Plus. However, whether you choose battery or wired installation, the Nest Doorbell (battery) cannot continuously record 24/7 video history. Google offers other cameras and wired doorbells that can record 24/7 video history with a Nest Aware Plus subscription.

High-quality speaker and microphone
Two-way audio with noise cancellation
Field of View - 145° diagonal
Lights - White LED status light ring; RGB LED status light
Sensors - PIR (motion and proximity sensor); Magnetometer
Night Vision - See up to 10 feet; Four 850 nm infrared LEDs with IR cut filter

Built-in rechargeable Li-Ion battery, 6 Ah, 3.65V
Or use existing wiring for chime and recharging
Voltage: 8–24VAC Power: 10VA
Frequency: 50/60Hz

Compatibility
Battery installation - If you choose battery installation for your Nest Doorbell (battery), you can get a notification on your phone and on your Google Assistant–enabled speakers and displays when someone presses the button. Your existing wired doorbell chime will not ring.