Use the Power Anchor for all of the Power Anchor Projects. Set up is easy, fit 4 x 6V batteries (not included) in the base, clear a 4m diameter area and connect the vehicles. Run two vehicles at once for races. Power to the vehicles is controlled by the hand controller which is connected to the wing. Attach the legs (included) to raise the Power Anchor to the correct height for flight projects like Skylap. The Power Anchor is designed for classroom use and is made tough materials: aluminium, brass, acetal, polycarbonate. It is also fully portable and the batteries can be left in until they need replacing.