In a test performed on June 24th, 2021 at the American Center for Mobility (ACM) test track in Ypsilanti, Michigan, with results verified by active safety and automated vehicle technologies researcher, VSI Labs, AEye’s sensor, mounted on VSI’s test vehicle, detected small objects in a tunnel, through rain and a second surface, at 120 meters. This test was conducted amid heavy rain, with the sensor peering into a dark tunnel. AEye’s sensor was able to detect five bricks and a black dog not visible to the human eye at 120 meters, as well as a pedestrian and child at 110 meters.