Features 1、PRACTICAL AND UNIVERSAL: GA 4H TX radio system transmitter controller remote control is perfect for RC cars, equipped with a receiver, used for most models 2、STABLE AND RELIABLE: RC radio system remote control with 2.4GHz frequency and 4CH channel, support stable control, control range of 200‑300 meters 3、STRONG INTERFERENCE RESISTANT ABILITY: RC car radio system remote control has braking and fault protection functions, and has control protection functions 4、LIGHTWEIGHT PLASTIC: RC radio system remote control shell is made of plastic material, has strong erosion resistance, durable, waterproof, light weight 5、LONG LASTING PERFORMANCE: RC radio system remote control require 4 AAA batteries(not included) for extended usage, providing reliable and consistent control for your RC adventures Item Type: Radio System Transmitter Controller Remote Control Material: Plastic Power Supply: 4 x AAA battery(not included) Channels: 4 Package List 1 x Remote Controller 1 x Receiver 1 x User Manual