何振杰 Published at: 2025-12-29

Fan Mode Selection

For Mars 400S pro
Both the transmitter and receiver support adjusting the fan speed. Long press the button in the middle to enter the menu interface, and then choose "FAN SPEED": 
  1. Auto: The device automatically adjusts the speed of the fan according to its temperature (noise up to 55dB).
  2. Slow: The fan speed is reduced to a minimum (50dB), and the temperature of the device will be slightly higher.
  3. OFF: The fan is completely turned off, the device may get hotter, suitable for scenarios that require absolute silence.
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