NASA Cruiser Log speedometer, cockpit display, including sensor and 7m cable, modern design

This NASA CRUISER navigation instrument is a display with a speedometer that can be mounted in the cockpit or on the outside helm. The measuring range is 0-30 knots and this instrument can count both trip and total mileage. It's extremely easy and straightforward to use. A transducer with a 7 m cable is included. It features a modern design combined with an easy-to-read display. Dimensions (W x H x D): 132 mm x 98 mm x 29 mm. 12 V power supply. Low power consumption.