Item features: -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 -The receiving board has three operating frequencies: 27/40/49mHZ(leave message which you want, or we will send at random) -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. Scope of delivery: 1 SET KIT Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!