100db High Decibel Fire Alarm Bell 4 Inches Stainless Steel Internal Strike Type Electric Bell for Fire Alarm, Emergency Evacuation, School, Station (220V)

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  • Hard metal shell, not easy to deform, the sound reaches 100db, the maximum range is 600-800 square meters, and it is farther and safer.
  • Pure copper electromagnetic coil with discontinuity and no electromagnetic interference, strong tapping, stable and long service life.
  • Portable wired power supply, easy to install, can be installed on the wall, ceiling and other installation methods.
  • Choose 12V 24V 220V according to the voltage you use. Can be widely used in fire rescue, emergency evacuation, factory alarms, school ringtones, etc.

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