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FPV Buzzer | Finder-Buzzer | JHE20B | JHEMCU

This is an ultralight, loud buzzer alarm that has enough battery life to guide you to your lost quad, even when your without main LiPo power.

Compatible with all BF and CF flight controllers, simply connect to the buzzer interface of the flight controller and your FPV Quad will be ready to buzz. Australian Stock.

The flight control power supply will be automatically charged for the JHE20B Finder-Buzzer when the flight control wiring is correct and the multi-rotor aircraft is powered on.
The FPV Finder-Buzzer has two modes of operation:

  1. It is compatible with the functions of the traditional active alarm buzzer and synchronized with the flight control.
  2. When the flight control is normally connected, if the main battery in the flight is powered off, it can still automatically emit 100 dB of drip sound after 30 seconds of power failure, and the LED will emit white light.

To turn off the buzzer: Press and hold the release button for more than 2 seconds, the JHE20B Finder turns off the sound.

  • The red LED will light to indicate charging is in progress.
  • The red light off is to indicate charging saturation and the red light flashing indicates flight control.
  • Electricity, enter 30 seconds waiting time.


  • Size: 22*12*9.5MM
  • Weight: 2.7 grams

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