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Enhanced data legibility thanks to large characters and high resolution display
the GMI 20 also features a dedicated race timer that counts down and counts up
Sense-Send™ technology senses the power needs of each battery and sends correct charge
Extend your NMEA 2000® backbone with Garmin's 30' (10M) backbone/drop cable
GPSMAP® 500 Series
Blue Sea 8239 AC Digital Frequency Meter MAP Enhanced data legibility thanks toAC Digital Frequency Meter Displays frequency from 40 to 90 Hertz 3 levels of display brightness Splashproof front WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp) 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. Owner's Manual (pdf)
