uxcell Passive Buzzer Module KY-012 Piezoelectric Alarm Beeper
$6.99
Description
Super Loud Passive Alarm Buzzer Beeper Tracker Module.1.5V-15V DC Working Voltage. Passive Buzzer outputs 1.5-2.5kHZ audio signal when powered.Works perfect with flight controller project.Good for learning basic knowledge about sensors.It is extremely easy fancier to control and use these modules
