Dual, Non Over-Lapping, Digital PIR Adjustable optics and adjustable sensitivity Digital temperature compensation IP65 sealed enclosure Day/night mode and high white light immunity Quick and simple to install Mounting Height: 1.0-1.4m, 1.2m nominal Dimensions: 250mm x 86.5mm x 87mm Twin-dual PIR element outdoor motion detector with non-overlapping mirrored optics.