Blink - Smart Wifi Video Doorbell – Wired/Battery Operated - Black

Answer your door no matter where you are from your smartphone with 1080p HD day and infrared night video and two-way audio. Answer your door no matter where you are from your smartphone with 1080p HD day and infrared night video and two-way audio. Experience long-lasting battery life, custom alerts, privacy settings, and more Get alerts when motion is detected or someone presses Video Doorbell Pair with the Sync Module 2 (sold separately) or wire to engage any time Designed for every home, go wire-free or connect to existing doorbell wiring to also sound in-home chime Set up yourself in minutes with the two included AA lithium batteries then connect to wifi in the app Works with Alexa ? get notified when your doorbell is pressed and motion is detected When wired, see, hear, and speak to visitorsWHAT'S INCLUDED Blink Video Doorbell Two 1.5V non-rechargeable AA lithium metal batteries Mounting kit (including corner mount screws & anchors)DETAILS 5.12"H x 1.65"W x 1.06"D Weight: .2 lbs. Requires two AA batter