1Aluminum Alloy Construction: The housing is accuracy cast from aluminum alloy and finished with high pressure electrostatic spraying, ensuring durability and a stylish appearance. 2Sparking Free Bronze Interior: The interior of the bell is coated with bronze, eliminating the danger of sparking and providing a safe operating environment. 3Clear and Powerful Alarm Sound: Our bell produces a crisp and loud alarm sound for effective warning notifications in noisy or hazardous environments. 4Flexible Wiring Options: Ringing bell can be easily installed using steel pipes or electrical cables, offering versatility in installation methods to suit different needs. 5Ideal for Explosive Environments: This electric alarm bell is suitable for use in explosive environments such as chemical industry, pharmaceuticals, and defense facilities, where safety is paramount. 1 x Electric Bell