Blink Outdoor 4 – Wireless smart security camera, two-year battery, 1080p HD day and infrared night live view, two-way talk – 5 camera system

Outdoor 4 is our fourth generation wireless smart security camera that helps you protect your home inside and out 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 get 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 part of an optional Blink Subscription Plan (sold separately).
Save and share clips — Securely store your footage in the cloud with a free 30-day trial of a Blink Subscription Plan. You can also back it up locally with your included Sync Module 2 and a USB drive (sold separately).
Get more from Blink with Alexa — Connect your device to stream video on Echo Show, get instant alerts, control security features by voice, and hear and speak to people hands-free.
Includes five Outdoor 4 cameras, one Sync Module 2, ten AA lithium metal batteries, five mounting kits, one USB cable, and one power adapter.