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  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
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  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
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KY-012 Active Buzzer Alarm Module

SKU: ELY2098
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  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
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  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • KY-012 Active Buzzer Alarm Module
  • Description
Description
1.Buzzer category: mainly divided into two types: piezo buzzer and electromagnetic buzzer.
2.The circuit graphic symbol of the buzzer: the letter "H" or "Ha" is used in the buzzer circuit (the old standard uses "frequency modulation", "pound", "JD", etc.) to indicate.
Working voltage:3.5-5.5V
Working current:<25mA

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