Feature: 1. Non-sparking bell, stainless steel material, provides clear and loud sound. 2. Widely used, applicable to industrial and mining enterprises, organizations, public places schools for calling or notification signals, also applicable to the family doorbell, alarm and other use. 3. Pure copper electric coil, with intermittent, no electromagnetic interference, powerful striking, stable performance and long service life. 4. High quality stainless steel shell, sturdy, not easy to deform, antirust and durable. 5. Simple installation, no need complicated tools, convenient for using. Specification: Condition: 100% Brand New Item Type: Electric BellHousing Material: Stainless Steel Product Model: 200MM Product Size: 8in Color: As picture shown Power Mode: Wired Sound Volume: Suitable for 1000㎡ Application: Applicable to industrial and mining enterprises, organizations, public places schools for calling or notification signals, also applicable to the family doorbell, alarm and other use. Package List: 1 x Electric Bell