OVERVIEW The battery-powered Motion Sensor extends the range of your Ring of Security. It connects to your Ring lights, doorbells and cameras via the Ring Bridge (sold separately) to activate connected devices whenever motion is detected. The Ring Bridge also unlocks smart controls in the Ring App and lets you receive motion-activated notifications and adjust settings right from your phone or tablet. To set up your Motion Sensors, simply place them outside near entryways and connect them to your Ring devices and the Ring App via the Ring Bridge. When your Motion Sensors detect motion, it can activate connected lights, doorbells, cameras and more. FEATURES Expand your Ring of Security by adding extra motion detection to Ring Smart Lights, doorbells, or cameras when paired with the Ring Bridge. Add this to any Ring Smart Lighting Starter Kit with Ring Bridge so you can get notifications from the Ring app. With the Ring Bridge, you can connect this motion sensor with Ring Smart Lights, Ring doorbells or cameras, and select Alexa-enabled devices to create a fully connected home security system. Installs in minutes with a wire-free design and included toolkit to know when someone steps on your property. Ring Bridge required.