Low Battery Alarm & Over-distance Alert When rc boat battery runs out of power, you will get the alarm from the remote ahead and get the boat back in time. Once your boat sails out of range of 394ft, you will get the alert from controller, too. | Auto-pilot Surprise With just one click, you can activate the auto-pilot mode, the racing boat can automatically surf in "O" route. | SPEEDY REMOTE CONTROL BOAT A large-prop motor pushes this RC boat to 20+ MPH! The 4-channel 2.4 GHz transmitter lets you find your own signal while racing other boats. |