JHE42B_S 5V Super Loud Buzzer Tracker 100dB With LED Buzzer Alarm For FPV Racing Drone Flight Controller 1080p 1* Aircraft battery(Optional)

1* Aircraft battery(Optional)

8V 2800mAh for Feilun FT010 FT011 battery RC Boat Spare Parts battery

Color: optional black

and the main input line adopts 14AWG soft silica gel wire (400 cores

JHE42B_S 5V Super Loud Buzzer Tracker 100dB With LED Buzzer Alarm For FPV Racing Drone Flight Controller 1080p 1* Aircraft battery(Optional)JHE42B_S Finder The buzzer has two modes of operation: 1. It is compatible with the functions of the traditional active 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, and the sound is louder than the general buzzer. Much bigger.