Sengled motion sensor light outdoor built in PIR motion sensor which will automatically illuminate for 90 seconds when motion is detected within 30 feet in the darkand it only lights up when it detects a moving object in a dark environment When the sensor detects that the environment is sufficiently bright, the light will not be turned on, which can achieve an effective power saving effect, eliminating the need for adjustmentThe bulb can be switched to the continuous lighting mode by simply operating (on-off-on) It also can be installed indoors Suitable for garages, Hallway, Stair, corridors, Washrooms, Front door, cloakrooms, Warehouses, Basements, Hotel, Driveways, Security Areas Lighting