Turn the knob to detect the servo It can connect two sets of servos or ESCs; single-chip control, good stability and high It can easily detect and set the virtual position, jitter and center position of the server If you connect an electronic speed regulator (brushless or brushless), you can the remote control device for manual speed regulation, which is very practical for testing the performance of the speed regulator or motor, and you don't need to connect the remote control and the receiver It is equivalent to the function of a "manual receiver", simulating the transmitter's steering through the knob, Weight: 0.00881849048 pounds, Manufacturer: NONDK