Faria Coral 4" Tachometer (7000 RPM) (All Outboard) [33005] Lighting The portable power pack includes

The portable power pack includes a weatherproof gear bag

UPC: 043311013277

and user-friendly digital display

The view automatically updates on your compatible Garmin chartplotter

Faria Coral 4" Tachometer (7000 RPM) (All Outboard) [33005] Lighting The portable power pack includesCoral 4" Tachometer (7000 RPM) (All Outboard) Perimeter lighted Black dial with stylish White and Blue graphics, Black aluminum bezel with burnished leading edge, contoured White pointer, and flat glass lens. Electronic tachometers work by counting pulses generated by the ignition system, alternator, tachometer signal generator or magnetic pickup sender. The tachometer is hooked up to +12 VDC, Ground and one of the signal sources. 4" Hole Size: 3.