Amazon is currently offering a two-pack of Ring Motion Detector Alarms for $49.99 shipped. You’ll also find them for $1 more at Best Buy. That’s good for a 17% discount from the going rate direct from Ring as well as Home Depot and matches the previous Amazon all-time low. For comparison, today’s offer is only the second notable price drop we’ve tracked. These motion sensors are an easy way to expand your Ring security system. Rated 4.3/5 stars.

And as a reminder, the Ring Video Doorbell 2 is still on sale for $160 shipped at Amazon.

Ring Motion Sensor features:

  • Get instant mobile alerts when motion is detected in your home
  • Compatible with any iOS or Android device
  • Easy installation with no tools required
  • Mounts to room corners or flat walls
  • 3V lithium battery included
  • 250-Foot operating range
  • Advanced motion sensitivity: Won’t detect pets weighing under approximately 50 lbs when mounted above seven feet


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Blair Altland's favorite gear