ST850 NMEA 2000 Smart Transducer accessory - Removable chin strap

- Removable chin strap

the Phone Mount is the solution

After purchase

to minimize the negative effects of salt water

flexible case from Vakaros

ST850 NMEA 2000 Smart Transducer accessory - Removable chin strapA performance centerline transducer providing accurate, reliable readouts on both tacks. The ST850 is a low profile, retractable, thru hull sensor that computes accurate speed and temperature data and sends it to any NMEA 2000 network. These low profile units are nearly flush, minimizing drag with only 5 mm (3 16") extending outside of the hull. The housing features a water valve which minimizes water ingress into the boat when the retractable insert