Faria Coral 4" Tachometer (7000 RPM) (All Outboard) [33005] outdoor RGB floodlight Single-color lights have a two-wire

Single-color lights have a two-wire (positive/negative) connection and work with a common switch (on/off)

Prevents voltage “drop-out” during engine start and/or other high intermittent loads such as Thrusters

Horizontal Beam Angle: 100

it’s designed to withstand saltwater conditions and maintain its shape and appearance over time

Faria Coral 4" Tachometer (7000 RPM) (All Outboard) [33005] outdoor RGB floodlight Single-color lights have a two-wireCoral 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.