12mm Big Active Buzzer – 5V DC Continuous Beep Alarm for Arduino, Security Systems, and Industrial Indicators
| Parameter | Detailed Specification |
| Buzzer Type | Active (Internal Oscillator) |
| Operating Voltage | 3.5V to 5.5V DC (5V Recommended) |
| Rated Current | < 30mA |
| Sound Output | ≥ 85dB at 10cm |
| Resonant Frequency | 2300Hz ± 300Hz |
| Diameter | 12mm |
| Height | 9.5mm |