... is undetectable thermal imager. This feature allows the use of lamps everywhere, even where cooltube (shade with ventilation) is not enough ... , so we consumed an average of 6 to 7 HPS lamps, 2 to 3 ballasts, 2 to 3 shades, which have ... things, our Spectrabox contains no hazardous materials used in conventional fluorescent lamps, or HPS, such as heavy metals and gases. PARAMETERSOur Spectrabox ...