Intermatic K4021C, 120-Volt Button Thermal Photocontrol, For Outdoor LightingCondition:* New, Old Stock. Never Put Into Service. No OEM Packaging. As Pictured.Additional Notes:* Mechanical Bimetal Switch With Cadmium Sulfide Photocell* Compact Size Fits Into Standard Outlet Box, Post Lamp, Wall Pack And Other Lighting Fixtures* Delay Feature Prevents Unwanted OFF Switching* Fixed Position Thermal Photocontrol* Voltage 120 Volt AC* Maximum Wattage: 1,800 Watt, 15 Amp* Terminal Type: 18 Gauge, 9 Inch Wire Leads* Application: Fluorescent, HID, Incandescent* Mounting: 3/8 Inch-18 TPI Male Threaded x 3/4 Inch Length StemIntermaticK4021C