Set your security in motion. Mount Ring Alarm Motion Detector in the corner of a room or on flat walls and choose to get audio or mobile notifications whenever motion is detected inside your home. Motion Detector features an easy, tool-free installation and simply connects to your Ring Alarm Base Station so you’ll always know when there’s activity at home. Smart motion detection settings can allow you to ignore your pets and detect intruders. Mounts to room corners or flat walls. Place a Ring Alarm Motion Detector in each room of your home to get instant mobile notifications when motion is detected. Featuring a more compact design for discreet placement in your home and easy tool-free installation. Requires Ring Alarm Base Station. Compatible with 1st and 2nd generation Ring Alarm devices and accessories.