Fresnel lens 120mm. Soft light output, Beam angle: adjustable 8-50 °. Suitable for halogen lamp GY9, 5 300W or 500W (M38, M40, T18, T25, T26). At that headlights are no barn doors available Supply voltage 220 - 240V, with power cord. Aluminum housing, black powder coating. Dimensions: L 260mm x H 150mm x W 175mm.