govee led light bulb, 12w 100w equivalent activated dusk to dawn motion sensor led bulb, auto on/off indoor outdoor 6500k cold white 1200lm security bulb for front door, garage, hallway(2 pack) govee the light bulb with motion sensor will keep lighting if it senses a certain range of activity through a built-in chip. the dusk to dawn security led bulb is intelligent and automatic without physically turn on/off. the 12w 1200lm long life span bulb used indoors or outdoors is friendly for the elderly with mobility problems. besides, the energy saving bulb also often used in corridors and warehouses.