A wheelchair's range of travel- often simply called "range" - is the miles that it will travel before the batteries have to Portable electric wheelchair. The range varies from 4 or 5 miles for some wheelchairs to nearly 20 miles in other chairs. The range may be less than the advertised one if the person is extremely heavy, the terrain is rough or the battery is becoming old. Finding an electric wheelchair with a high range is most important for those who plan to travel frequently or who regularly use their electric wheelchair outdoors for solo trips to the store or other locations.