AJMRTC 20Pcs 5V Active Electromagnetic Buzzer, Continuous Beep Alarm Sounder Speaker, Integrated Active Buzzer Module for Circuit Prompt and Alarm Projects

AJMRTC set contains 20 pieces of 5V active electromagnetic buzzers. The active buzzer has built-in oscillation circuit, it will emit a continuous beeping sound immediately after applying 5V DC voltage, no PWM signal or drive circuit is required. It features a compact cylindrical housing and two lead pins for soldering onto PCB boards, breadboards or prototype shields. It is commonly used as sound reminders, alarm indicators for sensor trigger alerts, electronic experiment kits, security alarm devices, control panel prompt and student electronic teaching projects.

Specifications:

1. Quantity: 20 Pieces
2. Working Voltage: DC 5V
3. Type: Active Electromagnetic Buzzer
4. Sound Mode: Continuous Beep
5. Drive Requirement: No external oscillation circuit needed
6. Pin Count: 2 Pins
7. Sound Level: 85dB Typical
8. Current: 25mA Typical
9. Application: Sound Prompt, Alarm, Electronic Experiment, DIY Circuit
10. Operating Temperature: -20 ~ +70