RS PRO 100dB Wire Leads Continuous Internal Magnetic Buzzer Component, 33 x 28.9mm, 5V dc Min, 25V dc Max

You can create up to 100 dB of continuous noise with this RS PRO wire leads magnetic buzzer. There's no need to buy extra cables or components as the round component comes complete with a flying lead for speedy installation. It's often found in residential and commercial settings from industrial plants to garages and gardens.
This black electro-mechanical sounder is contained in hardwearing NORYL™ housing that withstands knocks and scrapes. It has an Ingress Protection (IP) rating of IP54, so it's protected against splashes of water from all directions and dust. The versatile component is used in alarms, warning devices and pest deterrent systems.

• Dimensions of 33 (diameter) x 28.9 mm (height)
• Internal drive type
• Maximum frequency of 3.4 kHz
• Minimum operating temperature -20°C
• Maximum operating temperature +65°C
• Minimum supply voltage of 5 V DC
• Maximum supply voltage of 25 V DC
• Wire leads mounting type
• Sound level of ≥100 dB
• Supply current of 25 mA