SFB-55 Active Buzzer 220V High-decibel Alarm Buzzers DC 6-12V 12V 24V Active Buzzer Diy Electronic SFB55
وصف
Warning Buzzer & Chime
Sound pressure level: 110dB
Rated voltage: 12V 24V 220V
Lead length: 90CM
Diameter: 55MM
Height: 50MM
Single alarm sound High decibel Buzzer, 12V and 24V are DC power supply, divided into positive and negative poles, when connected to power, it will ring, red line positive, black line negative,
220V is for AC power supply.
Continuous work up to 12 hours.