Joysway Monster Catamaran Brushless Radio Control Speed Boat RTR SPECIFICATIONS Hull Length: 500 mm Total Length: 570 mm Width: 195 mm Weight: 860g(model only) Hull Material: Plastic Molded with colorful painting decal stickers WHAT'S INCLUDED Hull with Graphic and Assembly Finished 2.4G 2CH digital proportional radio control system Water-cooled Out-runner Brushless Motor 30A water cooled brushless ESC with BEC Powerful Steering 9g Metal Servo (waterproof) Aluminum Alloy Rudder Shaft drive system: 3mm flex cable drive Three Blades nylon propeller x 2pcs Battery and Charger Display stand REQUIREMENTS 4 x AA Alkaline batteries for transmitter (Not included)