The industry standard diva lite 201 is a reliable and portable fixture for a pair of 2x55w 533mm 21 inch fluorescent tubes it emits a good breadth of light with a consistent spread and is equipped with a 5 100 dimmer ballast eminently suited to location work due to its ruggedness and portability this kit further prepares you for the road by including both a carry case and invaluably a lamp case to keep your tubes in one piece plus a full flozier cover gel holder and integral barndoor