Please note before purchase that this product doesn't have tech support. Sorry for the inconveniences. This Hijack Programmer is used to program the Hijack module. When a new firmware of Hijack was released, you can update the firmware with this module. For more information, you can visit its product page, orwiki page. Or check out the transparent article, HiJack and techBASIC “Hello world!” Project, from Mike Westfield.