FEICHAO 2-4G 4.5V Remote Control Board Plus 3.7V Receiving Board Mini Quadcopter Kit for DIY Toy Quadcopter RC Airplane

Parameters:
Emission Board Size: 52*89mm
Receiver Board Size: 22*46mm
Rated voltage: 4.5V for the transmitting board; 3.7V for the receiving board
Remote Distance: within 60 meters
Fixed Aperture: 2.5mm
Set Weight: about 40g

Functional Use：
Suitable for DIY toy quadcopter RC airplane.

Tips for Use:
1. The red and black wires (VCC/GND) of the transmitting board are connected to the positive and negative poles of the 4.5V power supply.
2. The receiving board plug is connected to the 3.7V power supply, and 4 motors can be connected.
3. Each group M+ is connected to the positive pole of the motor, and M- is connected to the negative pole of the motor. The silver wire is the antenna, no need to connect.