The Brinno Motion Sensor LED Light is equipped with a passive infrared sensor that automatically detects motion up to 6 meters away (19.7ft), which then turns on its 6 bright LED lights. It's ideal for illuminating closets, storage areas, garages, attics, etc. for indoor or outdoor use. The swivel base installs easily with adhesive-backed hook and loop fastener material, which allows for easy removal and relocation. Motion sensor detection angle is 70-Degree vertically and 90-Degree horizontally.