Smart white and blue graphics on a black dial background, these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching. Instruments available for most outboards, stern drives and gasoline-powered inboards.. Scratch-resistant domed glass lenses. Perimeter lighting for excellent readability at night. U.S. and metric scales, with ISO symbols, where appropriate. Optional add-on eyebrow or square bezels available. Includes Tach (to 7,000 rpm), Speedometer (to 65 mph), Voltmeter (12-volt systems), Fuel (requires. tank with 240-33 ohm sender), Water Temp 120-240, Oil Pressure 0-80 psi