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Color: Black Quantity:5Pcs Alarm Diameter:22mm/0.86" Alarm Height:10mm/0.39” 2 Mounting Holes distance:30mm/1.18" Buzzer Type: Piezoelectric Operating Voltage: 3 - 24V Max Current Rating 10mA Drive Method: Drive Circuit Built in Mounting Holes Package includes: 5x Piezoelectric Buzzer Alarm
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