Features:
2" (51 mm) Direct Reading Dial
Easily Installed, Fits Standard 2 1/16" (5.50 cm) Instrument Hole
The View Adjusts up to 30 degrees
Scientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial Movement Exclusive Built-in Green NiteVu Lighting
High-Temperature Composite Construction for Extended Operating Range DirectiveForce Magnets

Notes:

X-23 Compasses do not have Built-in Compensators.
It comes standard with 12V lighting
Some custom-built OEM models may have different lighting.