Compatible with the following Garmin GPS Units:
Alpha 10,100,200,200i
Approach Z82
Astro 320,430,900
Colorado 300 and 400 Series
eTrex 10,20,20x,22x,30,30x,32x, Touch 25, Touch 35, Touch 35t
GPSMAP 62, 64, 65, 66, 79 Series
inReach Series
Montana 610, 680 Units
Oregon 200,300,400,450,550,600,650,700,750 Series
Rino 600 and 700 Series