Notice: 1. ◆If there are no special circumstances, your product will not be delayed in arrival.
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◆If there are no special circumstances, your product will not be delayed in arrival.
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Item: Buzzer alarm. 1 Buzzer alarm. Opening size: 22 mm. Installation category: III level.
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●Passive Piezoelectric Buzzer. ●Acoustic piezoelectric frequency: ≤78dB. 5Pcs x Buzzer. ●Coil resistance:12±3Ω. ●Storage temperature: -40~+85°C. ●Working temperature: -30~+70°C.
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The buzzer cannot be used as a mineral radio, because there is an oscillation circuit inside the buzzer. When the power is turned on, it will drive a miniature horn inside to emit a beep. The buzzer is not a simple trumpet.
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Specifications: Magnetic. Kit Type: Buzzers.
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Size:3V 5V 12V. Pitch: 7.6mm.
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