It is microprocessor controlled.  It works with any vehicle.  It is accurate, super bright, and intelligent all in one.

Features include: 2 1/16 inch diameter, only 1 1/2 inch deep; Automatic night-dimming;   12 Hour Format; 2 Button Programing; Display completely blacks out when ignition is turned off; and In-dash mounting hardware! Lifetime warranty! Made in the USA!