Hemco OLC5CFLBC-4 Flood Light Control, 150 Watt, Grey Long stem design fits inside most flood lights, spot lights or enclosed exterior fixtures Turns compact fluorescent, LED, halogen & incandescent bulbs On at dusk, Off at dawn Max Watts: 150 Watts Housing Material: Plastic Location: Outdoor Flood light control Outdoor use, 150 Watts Max (Incandescent), 75 Watts Max (Halogen), 23 Watts Max (CFL) Compatible with CFL, halogen, and incandescent light bulbs Automatically turns a light on at dusk and off at dawn, 120V~, 60Hz Adds a measure of security to your home