But it is a handheld OBD-II scanner like no other because it can ... Because it is so small, the Ancel BD310 gets by with a 2-inch color display. That's about half the size of most other OBD ...

OBD2 scanners such as this one ... This particular scanner from Nexpow has a “vibrant” 2.8-inch, full-color display with backlight and contrast adjustment to aid visibility.

Then plug in a diagnostic tool to your OBD2 port and ... While it lacks a full-color display, the black and white screen is clear and well-backlit, making it easy to read fault codes and graphs.