Artikelmerkmale: - Size: 65mm/125mm/145mm/Unchargeable controller + receiver - This product requires a self-contained hull model, which belongs to the DIY modified remote control ship. R130 high speed strong magnetic carbon brush motor that the model hull use - Suggest use foam, plastic bottles, swimming kickboards as model boat shell - Remote control distance: affected by many factors of assembly conditions, the remote control distance assembled by most people is about 35-50 meters, and the speed is 15-20Km/ h. Note: 1.The color batch of each accessory may be different and cannot be consistent with the page color. The product size is manually measured. There may be a slight error, if you mind please do not order. 2.The maximum current (3A) that the board is subjected to 3.Please check if the remote control, receiving board, battery and motor are functioning properly before receiving the goods: Insert the battery into the remote control, open the switch / or push the joystick to see if the indicator light is on. Connect the receiver to the battery, separate the two motors (the two motors do not touch together), open the receiving switch, and test whether the motor is running normally. 4.Not include any batteries