The JHE42B S Finder is a 5v buzzer with integrated battery, now smaller than the first version.  This allows you to locate your drone even if the main battery has disconnected.  The S version is now smaller but still sold at the same price as before!

Key Features

• Item name: JHE42B_S Finder
• Size: 18*17*15MM
• Weight: 4.3 g
• Built-in battery: 75mah
• Working time: 1 hour

How to turn off the buzzer

• Press and hold the release button for more than 2 seconds, the JHE42B_S Finder turns off the sound.
• The JHE42B_S Finder is compatible with all BF and CF flight controls.
• Just connect to the buzzer interface of the flight controller and it will work.
• When the flight control wiring is correct, the multi-rotor aircraft is powered on, and the flight control power supply will automatically charge the JHE42B_S Finder (the red LED will light to indicate that charging is in progress,
• Red LED off means charging is saturated; red light flashing means flight controller is powered off, wait 30 seconds waiting time).

How to connect