Wireless Alarm Home Security Kit, (5-Piece) (2nd Gen)Ring Alarm Security System packs the power of whole home security into an easy DIY package. When armed, Ring Alarm sends notifications to your phone and tablet whenever doors or windows open and when motion is detected at home. Integrate it with Ring cams, doorbells, and select smart locks to control your entire security system right in the free Ring App. 24 hour battery backup and cellular backup capabilities means youre never without protection.