As one of its Black Friday ad deals, Best Buy offers the Netgear 720p Arlo Indoor/Outdoor Wi-Fi Wire-Free Security Camera 4-Pack in White for $249.99 with free shipping. That's $5 under our August mention and all-time low price. (It's the best deal today by $50.) Deal ends November 11. Each camera features:

1280x720 (720p) video resolution

night vision up to 25 feet

130° field of view

motion detection