The heavy duty led headlamp with 8 x 3 watts high power leds technical details up to 1000 lumen housing is made of die cast aluminium easy assembly with the supplied mounting bracket size round 135 x 116 x 48 mm square 128 x 110 x 45 mm input voltage 10 30 volt pre wired with approx 30 cm very low installation depth approx 48 mm lighting width beam angle 30 c