Xodus Innovations HS3100D Motion Activated Indoor/ Outdoor Light Adapter up to 150 Watts with Adjustable "On" Time This motion-activated light adapter turns your light on when motion is detected Can select day/night or night only operation so it can be used indoor or outdoor Will work with all types of bulbs: incandescent, CFL, LED, Halogen 9 volt Alkaline battery required for motion sensor. Dead battery will cause lite to stay on. Adjustable "on" time of one to ten minutes This motion-activated light adapter turns your light on when motion is detected Can be used both indoors and outdoors with par lamp fixtures and decorative light Will work with all types of bulbs: incandescent, CFL, LED, Halogen 9 volt battery required Adjustable "on" time of one to ten minutes