ABUS-BW8050-Vd S-Long-Range-Lens-Abus-BW8050-P-The-ABUS-BW8050-Vd S-Long-Range-Lens-is-an-accessory-for-motion-detectors-increasing-their-detection-range-P-P-Installed-at-a-height-of-2-5m-the-motion-detectors-cover-an-area-of-up-to-15-x-15m-With-the-Vd S-long-range-lens-the-detection-range-can-be-extended-to-20-meters-at-3-meters-wide-making-it-ideal-for-monitoring-long-passageways-P-P-The-Vd S-long-range-lens-is-suitable-for-the-following-detectors-motion-detector-ECO-motion-de