Veratron Professional 85MM (3 3 8") Rudder Angle Indicator for NMEA 0183 hub pelagic shorts This smoke detector is also Kits This smoke detector is also designed to significantly reduce the incidence of false alarms through over sensitivity to transient phenomena Same as Cole Hersee part number 95060 60 and it is designed to resist the harshest environment thanks to its extended operating temperature from 30°C to +80°C and IPX7 protection class the Professional Rudder Angle Indicator is developed to suit commercial applications thanks to the embedded NMEA 0183 transceiver which makes it operable with most of the professional autopilots out in the field and the large 270° dial scale and Red illumination which makes it well readable and accurate in the indication