Heavy-duty, high-wattage photo control featuring adjustable sensitivity allowing early-on to late-on adjustment. Housedin a weatherproof, rugged, polycarbonate, plastic case with time delay operation. Ideal for security lighting and commercial fixtures. 120V, 2000W/16A incandescent, 1900 VA/15A ballasted lighting. Standard 1/2" thread mounting. 1-3/4" x 2-1/2" x 1-1/2". Incandescent, CFL (compact fluorescent), LED (light emitting diode), and halogen compatible. UL (Underwriter's Laboratories) listed.