All Terrain Electric Wheelchairs For Adults All terrain electric wheelchairs for adults enable people with mobility impairments to explore natural environments. They can maneuver over rough surfaces such as grass or gravel more easily than traditional power chairs. The wheelchairs also feature premium dual 250W motors and long-range lithium batteries. https://www.mymobilityscooters.uk/products/hallomotor-36v-250w-electric-wheelchair-handcycle-attachment