Garmin 010-10817-00 18-pin Weather Cap Sensor
Product Description:
18-pin weather cap
Works with the following fish finders:
Fishfinder 80
Fishfinder 120
Fishfinder 240
Fishfinder 250
Fishfinder 250C
GPSMAP 178 Sounder
GPSMAP 172
GPSMAP 2106
GPSMAP 2110
GPSMAP 2206
GPSMAP 2210