Stylish white bezel design, black on white graphics, accurate and reliable, these tough instruments look good on all types of boats. Domed glass sheds water and resists scratching.Features: Instruments available for most outboards, stern drives and gasoline-powered inboards.; Scratch-resistant domed glass lenses.; Enhanched Illumination: through-dialand periemeter lighting for excellent readability at night.; Low-range speedometers.; U.S. and metric scales, with ISO symbols, where appropriate.; Optional add-on square bezels for modular appearance.; Specifications: Dial Range: 0-40 PSI; Gauge Description: Outboard Water Pressure Kit, includes fittings and 20 feet of tubing; Size: 2"; Sender Code: Includes ''WP''; Voltage: 12 VDC; Current Draw: 0.10 - 0.15 A; Operating Temperature: -40C to +70C; Ingress Protection: IP 65; Bezel O.D.: 2.39; Housing O.D.: 2.08; Hole Size: 2.13;