Woot offers Ring Alarm Motion Detector | Pet-Friendly Security with Adjustable Settings | 90° Coverage & 25ft Range | Easy Installation | Base Station Required for $8.99 (orig. $29.99). Free shipping for Prime Members.

Product Description:
Receive mobile notifications when someone triggers the Motion Detector, opens a window or door, or sets off the siren (subscription required, sold separately). Adjust your Motion Detection level to help avoid false alarms from the pets. Link Ring cameras to turn on when your Alarm is triggered, and more, all from one simple dashboard.

•     Now smaller to enable increased placement options.
•     Easy installation with no tools required.
•     Mounts to room corners and flat walls.
•     Uses two AA batteries.
•     Requires the Ring Alarm Base Station.