Introducing the DSC PG9350SL PowerG Photoelectric Beam Detector, a long-range solution designed for both commercial spaces and expansive homes. Its sleek and compact design not only enhances aesthetics but also ensures optimal functionality. Utilizing cutting-edge Active Infrared Technology, this detector offers unparalleled perimeter security with a remarkable coverage area of up to 350'. This kit comes with two DSC CL-PP1 Battery packs.