Temperature abnormality / brief circuit / under voltage automatic slumber / over current / over charge / over discharge protection Speaking of brakes, almost all scooters have some kind of handbrake; some will have a secondary brake that could be activated by urgent down over a scooter's rear fender. https://josuexgoyc.blogkoo.com/detailed-notes-on-borntech-10-inch-off-road-electric-scooter-49625992