Drawing 12 W from 12 V electrical system, 4 in.² LED10W-4R-IR produces 500 ft long x 50 ft wide beam of light in 750, 850, or 940 nm range. Paired with high-purity, 10° optics, 4 Edison Edixeon 3 W LEDs produce 180 lm each to form tightly focused spot beam with limited spread or light spillage. IP68-rated unit is also available with 35° flood optics. Yolk type trunnion mount, fitted with single mounting stub, allows LED light to be adjusted and locked into any desired position once mounted.