Products compatible with Garmin GPSMAP 478

7.4 V | 2200 mAh | 16.28 Wh

7.4 V | 3000 mAh | 22.2 Wh

7.4 V | 2600 mAh | 19.24 Wh

8.4 V | 3400 mAh | 28.56 Wh