The DSC PG9862 is a PowerG Wireless 360° Ceiling-Mount Motion Detector. It is manufactured by DSC in Canada and comes as a single unit. This motion detector is designed to be ceiling-mounted, providing 360° coverage for detecting movement within a space. The detector operates wirelessly using PowerG technology, offering reliable and secure communication with the alarm system. This brand new device is suitable for use in various settings to enhance security and surveillance measures.