Features: 2. Designed with built-in antenna in the transmitter, which has high receiving sensitivity. 3. Super active and passive anti-jamming capabilities 3CH remote control for RC cars and boats. 4. The transmitter is powered by a rechageable 3.7V li-ion battery providing very low power consumption and stable performance. 5. It works between 2.400GHz to 2.4835GHz frequencies, divided into 160 wave bands which covers the entire band width of the antenna bandwidth range. 6. Digital adjustment devices for steering, throttle and steering double speed are conveniently located around the wheels for ease of operation. Specification: Material: ABS Channel: 3 Model Type: RC Car/Boat Radio-frequency Region: 2.4055-2.475GHz Radio-frequency Power: <20dBm Radio-frequency Channel: 140 Bandwidth: 500KHz 2.4GHz System: AFHDS Modulation Type: GFSK Resolution: 1024 DSC Port: Micro-USB PPM Turning Range: 90° (L: 45°+ R: 45°) Restricted Flow Range: 35° (F: 22.5°+ B: 12.5°) Charge: Yes (USB) Antenna Length: 26m/1in Weight: Approx. 577g Power: 3.7V Display: LED Indicator Size: Approx. 158 * 94 * 233mm/6.2 * 3.7 * 9.2in Color: Black Certificate: CE, FCC Package List: 1 * FS-GT2B Transmitter 1 * FS-GR3E Receiver 1 * Battery 1 * Ties 1 * Antenna Tube 1 * USB Charge Cable 1 * Rubber Handle 1 * Manual