Briny River 2pcs DC 12V Active Electronic Buzzer Alarm Sounder Intermittent HYD-4216 2700+/-500Hz 10MA for DIY Electronics

Suitable for electronic modification, DIY projects, alarm devices, instrumentation, experimental testing, electronic control equipment and other applications. The model number is HYD-4216, and the size is 50 × 4mm. Please see the picture for other sizes. It is compact and easy to install inside equipment or enclosures with limited space. It comes with a wire length of approximately 90mm and does not require additional welding terminals, making wiring convenient and quick and improving installation and debugging efficiency. The response frequency is about 2700 ±500Hz, the sound is clear and penetrating, and it is suitable for use as a prompt sound, alarm sound or status indicator sound. The maximum rated operating current is only 10mA and the power consumption is low, making it suitable for long-term power-on or battery-powered electronic equipment and DIY projects.