Must put the boat on water, the boat will be work. (have Water sensing sensor in the boat's body,it will not be work if no water).
eBay
NEWEST HOTRC CT-6A 2.4GHz 6CH 6 Channels One-handed Control Radio Transmitter Remote Controller For RC Toy Car Boat Drone Parts
Aliexpress UK
The Racing Boat is a boat for all conditions. Whatever the water, this speed boat is prepared. RC Cool Speed Boat - you can lead a horse to water. Never touch the propeller when it is in motion.
eBay
14500 Li-ion Battery 7.4v 1200mAh 1600mAh battery For MN45 WPL D12 D90 RC Car Boat Gun RC toys accessory 2S 7.4V Battery SM Plug
Aliexpress UK
[Simulated Tugboat]-The sturdy propellers provide the boat with strong power to sail. The flexible steering rudder is designed to freely adjust the steering amplitude when the boat deviates from the course.
eBay
ZOP Power 11.1V 1500mAh Lipo Battery For RC Helicopter Toys Car Boats Drone Parts 3s battery 11.1v Rechargeable Battery 1PCS
Aliexpress UK
Sit Back, Relax, and Enjoy the Show! It’s a relaxing way to enjoy the water as the boat creates eye-catching splashes and light trails—all on its own. Go Farther, Play Bigger! With an extended 493FT signal range and a 13.78" body built for speed, this boat outclasses the competition in both distance and size.
eBay
ZOP Power 11.1V 1500mAh Lipo Battery For RC Helicopter Toys Car Boats Drone Parts 3s battery 11.1v Rechargeable Battery 1PCS
Aliexpress UK
W ater sensor device at the bottom of the boat needs to touch the water to start the engine, which effectively prevents scratches and is safer for children to use. 1 RC Boat Battery. Boat Battery: 3.7V 1000MAH(Built-in lithium battery).
eBay
7.4v 11.1v 14.8v 1500mAh Lipo Battery For RC Helicopter Toys Car Boats Drone Parts 1500mAh 2s 3s 4s Rechargeable Battery 1PCS
Aliexpress UK
[Simulated Tugboat]-The sturdy propellers provide the boat with strong power to sail. The flexible steering rudder is designed to freely adjust the steering amplitude when the boat deviates from the course.
eBay
7.4V 1400mAh 14500 lithium-ion battery 7.4V electric toy battery water bullet gun RC car truck boat toy drone accessory battery
Aliexpress UK
This RC racing boat is a 25KM/H high speed racing boat, it is a great water fun for every body. RC Besting Speed Boat - you can lead a horse to water. Never touch the propeller when it is in motion.
eBay
4.8v 4500mah AA Battery Or Charger For Rc toys Cars Tanks Robots Boats Guns Ni-MH AA 4.8v Rechargeable Battery Pack With SM Plug
Aliexpress UK
Experience the thrill of high-speed water racing with theLSRC-B8 RC Racing Boat. Perfect for kids and adults, it’s the ultimate gift for anyone who loves speed and adventure on the water. Model: LSRC-B8 RC Racing Boat.
eBay
NiCD NiMH 4.8v 700mAh/1400mAh/1800/2400/3000mAh 3500mAh/5000mah/6800mah Battery For Rc Cars Boat Ship Toys AA 4.8 v Battery Pack
Aliexpress UK