The ST60 Plus series of instruments from Raymarine have been known for top quality and performance. The ST60 Plus Compass shares all the common features of the ST60 Plus series including three levels of display backlighting; backlit keypad; waterproof, expandable SeaTalk to connect to Raymarine autopilots, radars, chartplotters, fishfinders, and multi-function units; NMEA compatible; and gold-plated connections. The ST60 Plus Compass offers: Heading display; COG (requires data to be on SeaTalk); average course; man overboard display; patented fluxgate transducer; automatic linearization; an adjustable display pointer response; and keypad heading alignment. All ST60 Plus instruments are compatible with the popular Raymarine E-Series and C-Series multifunction units. 4.3"W x 4.5"H. Two-year warranty.