Vision Black 85MPH/130kmh 3-3/8 Electronic Speedometer with Autocalibration 12V. Crisp black dials and matching bezels, along with VDO Tri-optic through dial illumination make Vision Black a solid choice for small fishing and pleasure boats. High contrast clear white graphics and red pointers make Vision Black easy to read, while patented VDO movements provide smooth and accurate performance and long life dependability. Standard 0.25 spade connectors simplify wiring and VDO Spin-lok mounting makes installation fast and easy. Included light diffusers allow the dial illumination color to be changed to red or green. Features Connection .250 Spade. Input Type Analog. Mounting Hardware Spin-Lok. Voltage 12-24V. Diameter 3-3/8 . Diameter Metric 85mm. Max Range Outer Scale 85 MPH Crisp black dials and matching bezels, along with VDO Tri-optic through dial illumination make Visio Connection .250 Spade. Input Type Analog Mounting Hardware Spin-Lok. Voltage 12-24V Diameter 3-3/8 . Diameter Metric 85mm Max Range Outer Scale 85 MPH