The JHE20B self-contained electromagnetic buzzer is even more compact and lighter than the JHE42B-S, with identical volume and run time. The buzzer acts as a standard squeaker and is also used to locate a lost airplane in the event of a main power failure.
Features
Connects to any controller with a BUZZ- and BEC 5V output
In the event of an emergency power failure, after 30 seconds the buzzer will begin to emit a loud beeping sound and the LED will emit a bright white light
To turn off the beeper, press and hold the power button for more than 2 seconds
The battery automatically charges while the beeper is connected to the quadcopter's 5V power supply. The built-in LED glows red while charging
Built-in light sensor determines the brightness of the LED glow
Reviews and discussions
Или тут все "по классике":
Зеленый - BZ
Красный - 5+
Черный - GND
Спасибо!
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