Check the listing for details. ADEMCO Model 997 Ceiling Mount PIR 360° Motion Detector Sensor. Condition: New – Open box. Listed at 49.00 USD. A brand-new, unused, undamaged item in its original packaging. Packaging is a somewhat worn, please see pictures. Description:Honeywell Ademco Home 997 Ceiling Mount PIR (passive infrared) Motion Sensor is designed to be mounted in small to medium sized rooms between 8′ and 12′ high. Optimal performance is achieved when the detector is mounted on the ceiling in the center of the protected area.Mounting the detector on the ceiling helps minimize vandalism and tampering—making it especially effective in public areas such as schools and retail establishments. The compact, discrete size makes it a nearly invisible way to detect motion, so it will not detract from the style or architecture of the protected area.Features– Up to 23′ (7m) diameter coverage pattern– 360° look-down capability– Selectable pulse count– 31 zona Fresnel LensSpecifications:Brand: Honeywell AdemcoMaximum Viewing Angle: 360°SKU: 997UPC: 781410002623NL25