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