S3.0 Pro. Hobby Remote Speed Boat-Global Limited Edition. Due to the high cost and complicated craft of the ship, there are only 100 sales in the world. The 31.5-inch (80 cm) hull is an oversized hull that looks like a whale in the water..Invincible large capacity 4200 mAh battery x2, two batteries can power the brushless motor at the same time. Ordinary remote control boat battery, only one battery, battery capacity of 2000 mAh. Our battery capacity is more than 2 times, and two batteries can be connected at the same time to supply power at the same time..Real professional remote control boat, all metal tail configuration (metal pressurized version, metal propeller, metal rudder, etc.). The manufacture of the metal rudder is very high-end and the cost is very high. The rudder of most remotely controlled ships is plastic..Automatic righting structure. The upgraded version of the ship is also equipped with a speedboat rollover correction function. This is a fantastic remote controlled speedboat. There is no backward retreat feature, which is not a quality issue. If you need a reverse brushless high-speed boat, select "SOWOFA ft011 speedboat"..2.4Ghz mainstream remote control frequency, easily achieve a remote control distance of 300 meters. Coupled with imported brushless motors, the speed is above 80km per hour. Importantly, the flexible shaft design prevents breakage or rotation failure of the drive shaft.