Cockpit Marine 85mm (3-3/8") 35 MPH Pitot Speedometer - Black Dial/BezelVDO Cockpit Marine offers a comprehensive modular, modern series of instruments for engine monitoring. More functions and greater flexibility in installation and design increase the scope for high manufacturing standards and guarantee the highest level of reliability and readability. As the result of ongoing research and development work, VDO Cockpit Marine gauges offer an innovative, comprehensive standard instrumentation platform. VDO Cockpit Marine gauges provides maximum freedom to customize the cockpit and is the natural choice for an attractive price/performance ratio. Features: Works with all standard pitot style senders and 1/8"" tubing 12V Illumination bulb Connection: M4 Stud Mounting Hardware: Included Voltage: 12V Input Type: Mechanical *Sold as an IndividualWARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Gauge Type: Speedometer Series: Cockpit Marine Voltage - Input Range (Volts): 8 to 16 VDC Gauge Size: 3-3/8" Box Set: No Box Dimensions: 4"H x 4"W x 5"L WT: 0.6 lbs UPC: 754059079417 Owner&';s Manual (pdf)