Steel housing fitted with 150w HQI general service lamp, ballast and specular reflector, cooling fan, heat filter, common end mount for cable harness and plug-in cord set. Choice of 3000oK or 4000oK lamp color temperature. Specify Model ILMH-1 for 3000OK lamp and Model ILMH-1A for 4000oK lamp. Average rated life is 6,000 hours. Optional effects devices and controls as preceding.