Clock can be set in 12 or 24 hour format. Accuracy is ± 1 minute a year.
Gauge has a Lithium replaceable battery for back-up, so when power is turned off it does not lose time .
Mounts in a standard 2 1/16" hole.
Automatic Display Brightness Control
ALSO available for 2006 an Newer Kenworth, Peterbilt, Freightliner and Western Star Trucks.