Yale alarm AC-3PETPIR 3 x PET Motion Detectors Sync+Intruder(IA Range) 2 yr wrty

Key Features . Value triple pack of 3 PIR Motion Detectors868 Mhz Frequency prevents wireless interference200 Metre range means out-houses and sheds are coveredSupplied with 9x AAA Batteries (3 per PIR) Wireless and easy to pair with Yale's Smart Home Systems these PIR Motion Detectors extend the System even further meaning Outhouses and Sheds are all protected. Once motion is detected the Alarm is activated. What's in the Box . 3x PIR Motion Detector9x AAA Batteries. .