RC Killer Whale Electric Dual Motor Remote Control Speed Boat (Color May Vary) Vector-Push Design for Easy Control Full Function Radio Hi-Capacity Rechargeable Battery Pack. Dual Motors Ready to Run The boat has a "touch water to run" function. It will run when it touches the water. The boats have different frequencies, 27Mhz, 40Mhz, 49Mhz. Please make sure to match the frequency between the controllers & boats. Make sure install the antennae tube on the boat. the tube is included in the accessory bag. It will extend signal range up to 100 feet.