It can be used on triditional PWM receivers or FPV racing flight controller.
The tiny buzzer is drived by on board MCU. It can output louder sound than 5V active buzzers.
- Built-in MCU
- Working voltage range: 4.5~5.2V DC
- Power: 1W Max.
- Sound Output: 90dB Max.
- Size & Weight: 18x13x8mm, 2g
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