This product is specially developed for remote control cars and boats. With fast response speed and strong anti-interference ability, very low power consumption and high receiving sensitivity. Special speed limit function. Besides, TG-3 2.4Ghz remote system with intelligent design, can be widely used. Let beginners can control the car or boats within limited speed range. It also has a special throttle limit switch! Features: High receiving sensitivity. 3CH remote control for RC cars and boats. Built-in design of the antenna in the transmitter. Very low power consumption, and stable performance. Fast response speed and strong anti-interference ability. TG3 2.4Ghz remote system with intelligent design can be widely used. Specifications of Transmitter: Brand: GoolRC Model name:TG3 Channels: 3CH Remote control frequency: 2.4GHz Color: Black Material: Plastic Mode type: RC car/boat RF range: Less than 20dbm Low voltage warning: yes (less than 4V) Powere supply: 4 * 1.5V AA Battery (not includeded) Transmitter size: 225 * 135 * 75mm(artificial measurements error allowed) Transmitter weight: 285g Specifications of Receiver: Channels: 3CH Mode name: TG-3 Model type: RC Car / boat Frequency: 2.4GHz Power: 4.0 - 6.5V DC Receiver size: 30 * 18 * 13mm(artificial measurements error allowed) Receiver weight: 4g Suitable for2.4G 3CH Transmitter Package Information: Package size: 26 * 17.5 * 9.5cm / 10.2 * 6.9 * 3.7in Package weight: 455g / 1.00lb Brand gift box package Package List: 1 * GoolRC TG3Transmitter 1 * TG-3 Receiver 1 * Paster 1 * Match Line 1 * English Manual