Is there a fail-safe way for me not to over-charge it? what happens if I do? Beth August 21, 2020 03:33 Updated You cannot overcharge our scooters, that's handled by the charger which turns off when full. Related articles How long should my tires last? Can I park my scooter outside in the rain? How Do I Maximize My Battery Life? How long and wide is the deck? Can I ride tandem with a friend?