All-terrain mobility scooters include knobby tires, robust motors, and improved ground clearance to tackle gravel paths

https://direct-wiki.win/index.php/Why_Is_Everyone_Talking_About_Electric_Mobility_Scooter_Right_Now

All-terrain mobility scooters add knobby tires, robust motors, and boosted ground clearance to tackle gravel courses, turf, and mild off-road surfaces.