AC 90-305V/50-60Hz Dimmable: 1-10 volts Power: 150 watts Luminous flux: 20250lm Efficiency: 135lm/W Beam angle: 90° CRI Ra: > 80 Light color: cold white Kelvin: 6500K ± 10% Working temp: -40 to + 55°C Protection class: IP65, IK25,4 cm ( 10 inch )D" mark according to EN 60598-2-24 Weight: 4.8Kg Diameter: 325mm Complete height: 187.5mm Energy efficiency class: A++ kWh/1000h: 150 5 year guarantee IES files available on request