100mm 4in Electric Ring Time Bell No?Sparking Signal Alarm for School Factory Agencies(220V )

Feature: 1. Pure copper electric coil, with intermittent, no electromagnetic interference, powerful striking, stable performance and long service life. 2. Stainless steel material, electroplated surface, sturdy, not easy to deform, antirust and durable. 3. Non-sparking bell, provide loud and clear sound, which has long transmission. 4. Easy and fast installation, no need complicated tools, convenient for using. 5. Widely used, applicable to industrial and mining enterprises, organizations, public places schools for calling or notification signals, also can be used as family doorbell, alarm and other use. Specification: Condition: 100percent Brand New Item Type: Electric Bell Product Model: UZC4-100MM Shell Material: Stainless Steel Color: As picture shown Power Mode: Wired Power Consumption: 10W Product Size: Approx. 4in Bell Base Diameter: Approx. 100mm/4in Sound Transmission Range: Approx. 300-400square meters Package List: 1 x Electric Bell