When pressing the power harder just doesn't work. Stop pressing that button, it might be a simple fix to get your device working again. If your GARMIN EGM478 is no longer holding charge or even worse it won't turn on at all, it may be time to change your battery. If you are looking to make substantial savings choose our replacement batteries suitable for the GARMIN EGM478. Our compatible batteries made for the GARMIN EGM478 have been CE passed to ensure safety and environmental requirements. Not sure you have the right part? We are more than happy to double-check for you.
Our battery replacement for GARMIN EGM478 has a 8.4 volts rating with a storage capacity of 3400 mAh / 28.56 wh watt-hours, the battery uses Lithium-ion technology and measures 77.16 x 48.65 x 21.73 mm.
Voltage : 8.4 volts
Our battery replacement for GARMIN EGM478 has a 8.4 volts rating with a storage capacity of 3400 mAh / 28.56 wh watt-hours, the battery uses Lithium-ion technology and measures 77.16 x 48.65 x 21.73 mm.