Specifications: Alarm Diameter: 29mm Alarm Height: 15mm 2 Mounting Holes Distance: 40mm 2 Wires length: 100mm Diameter of mounting hole: 3.5 mm Rated Voltage: 12V Operating Voltage: 3-24V Rated Current(MAX): 20mA Min Sound Output at 10 cm: 95 DB Resonant frequency: 3.3 kHz ± 0.5 kHz Operating Temperature: -20～+80℃ Signal type: continuous sound
