There is no denying it this is the most comprehensive, useful tester on the market, bar none. If you need to do a test, rest assured, the Supernova Elite can do it, as well as flash and RCD trip time tests, the Supernova Elite also has full dual voltage capability. This is a sophisticated piece of kit, packed full of fantastically useful features, such as 5000 test record memory, locations, user, test status and date. It links to a PC and has a modem for remote transfer of information. There are connections for a barcode reader, braincell scanner, and printer, as well as a parallel printer port. Barcode labels are generated via a thermal printer. For ease of use, there is a large graphical display, with legible, walk through instructions for each test facility. Downloading vital information is fantasticallyfast and asset management is supported with three software options. All this in a rugged enclosure too. This tester has it all.