QUANSEN 2.4G 4CH RC Remote Control 27MHz Circuit PCB Transmitter Receiver Board with Antenna Radio for RC Car Truck

2.4G 4CH RC Remote Control 27MHz Circuit PCB Transmitter Receiver Board with Antenna Radio for RC Car Truck. Description: Remote control distance 40-50 meters. 100 new and high quality. Electronic frequency: 27MHZ. Voltage: 4.5V-6V. Positive and negative pole: 3V. Material: Metal. Receiver Size: app. 3.8x2.5cm. Transmitter Size: app. 3.1x7.2cm. Quantity: 1 set. Note: Transition: 1cm=10mm=0.39inch. No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!. Package includes: 1 x Transmitter Board. 1 x Receiver Board