- Not included with speedometer heads.
- NMEA0183 compliant.
- Connect your existing GPS or purchase this high speed receiver from us.
- Will work on GPS speedometers with 3 stud terminals.
- These no longer use an internal battery, they are "hard wired" to the boats battery.
****Please do not attempt to replace the antenna battery yourself as it is very difficult and may lead to permanent damage to your antenna.
SEE ADDITIONAL INFORMATION FOR MORE INFO