Thailand

High-decibel active buzzer alarm buzzer ใช้ไฟ DC. 24 Volt
Single alarm sound High decibel Buzzer 24V are DC power supply, divided into positive and negative poles, when connected to power, it will ring, red line positive, black line negative,

Continuous work up to 12 hours.
Height: 50MM
Diameter: 55MM
Lead length: 90CM
Rated voltage: 24V
Sound pressure level: 110dB

https://www.youtube.com/watch?time_continue=2v=TQwINnTO2ccfeature=emb_logo