The battery-powered video doorbell with smarts to detect important activity. Never miss the important stuff. Wire-free to work with any door. Video doorbell. See whats happening at your door, and get relevant alerts when theres activity. Answer your door in real time or leave pre-set messages. No wires means it works with every home, from houses to apartments. 6. 29" x 1. 81" x . 94". 0. 45 lbs. 1 Nest Doorbell, 1 base plate, release tool, 2 wall anchors, 2 wall screws, wire connector, 20 degree wedge, spacers, wedge screws, charging cable (3ft), quick start guide, safety and warranty document. Everything works together - Stream live video hands-free with Google Assistant and Amazon Alexa, and see and speak with visitors at your door on compatible Google Nest and Amazon smart displays. You can also use compatible Google Nest and Amazon Alexa smart speakers and displays as your doorbell chime. Safety Data Sheet.