Blink Indoor is a wire-free, battery-powered security camera that is perfect for monitoring your home day or night with its infrared night vision. With a single set of AA lithium batteries (included), this camera can last up to two years. Get instant motion alerts on your phone through the Blink Home Monitor app, and use two-way audio and live view features to see, hear and speak to people and pets. Easily set up the camera yourself in minutes, no wiring or professional installation is required. It also works with Alexa for voice control. With a free 30-day trial of the Blink Subscription Plan, you can save and share clips in the cloud or locally with the Sync Module 2 and USB drive.