Blink Outdoor 4 — Wireless smart security ** camera, two-year long battery life, real-time alerts from your smartphone, easy setup — 1 camera system

Out of doors 4 is our fourth generation wire-free smart security camera that helps you offer protection to your house inside and outside right from your smartphone.
See and speak from the Blink app — Experience 1080p HD live view, infrared night vision, and crisp two-way audio.
Two-year battery life — Set up yourself in minutes and stand up to two years of power with the included AA lithium batteries.
Enhanced motion detection — Be alerted to motion faster from your smartphone with dual-zone, enhanced motion detection.
Person detection — Get alerts when a person is detected with embedded computer vision (CV) as a part of an optional Blink Subscription Plan (sold one by one).
Save and share clips — Make a selection to store events in the cloud with a free 30-day trial of the Blink Subscription Plan or in the neighborhood with the Sync Module 2 (included) plus a USB drive (sold one by one).
Works with Alexa — Connect to an Alexa-enabled device to engage live view, arm and disarm your system, and more the usage of your voice.
Includes one Out of doors 4 camera, one Sync Module 2, two AA lithium metal batteries, one mounting kit, one USB cable, and one power adapter.