tool

What tool is better to get? Tech2 or Orignal Op-com. Im thinking Tech2 cause they got modules for the Opel/Vauxhall, SAAB, Suzuki. Tech2: http://www.ebay.com/itm/Diagnostic-Tool-TECH2-OBD2-Scanner-TIS-2000-software-for-GM-Saab-Isuzu-Suzuki-/282353170913?hash=item41bd8f79e1:g:D-EAAOSwYudXGH06...