DaVinci Trailrider 500 Watt
The DaVinci TrailRider electric powered front wheel attachment fits most rigid-frame wheelchair and some folding frames (please call to discuss options).
500watt high-power gear drive motor with high-power programmable 9fet controller.
The distance travelled depends on a number of factors: Speed, weight of rider, terrain, temperature. However, generally an 80kg rider on reasonably flat terrain at about 10 to 12 mph could get up to 20 miles on a 10ah 36volt battery.