Recharge and rearm capabilities. Circular conveyor roofs, vehicle width wise, that once they land, brings them in internally to rearm then recharge. Everything solar and battery operated. This would make drones, lighter, more agile, and faster due to reduced weight. Mobile recharge vehicles should be unmanned, self driving, remote controlled, have defense, and deployable by hovercraft. The goal is to hold ground and create safe zones 24x7.