Key Features . 200 Metre extended wireless rangeBatteries includedFully WirelessWall MountableTamper proofEasy to pair with Yale Intruder SystemsDesigned for use with the Yale Intruder Alarm Kits ONLY (IA series) The Yale Intruder Alarms secure your home and alerts you when your alarm is triggered. The extended 200m wireless range enables you to protect out buildings as well as your home. The intuitive wireless system has to be designed with DIY in mind ensuring the intruder alarms are easy to fit. No wiring or running cables in walls or under the carpet. You won't need the services of a qualified electrician. What\'s in the Box . Intruder Alarm PIR Motion DetectorBatteriesFixing Pack. .