Single alarm sound High decibel Buzzer, 12VDC power supply, divided into positive and negative poles when connected to power, it will ring, red line positive, black line negative,
12VDC power supply.
Continuous work up to 12 hours.
Height: 50MM
Diameter: 55MM
Lead length: 90CM
Rated voltage: 12V
Sound pressure level: ≥110dB
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