"12" Inch Gong bell, pack of one bell. It gives a loud ring for big schools and factories. It works with 220V AC Current. Can be Connected to Electronic Timer for Automatic school industry bell
Automatic Bells for Schools or Business - How They Work, Benefits, and MoreHow They WorkAutomatic Bell Control System Plays bells at preset times. wil..
Edison 6-inch 12v DC Gong Bell. It has a 6-inch diameter plate which gives you a Louder sound and also comes with good and best quality. It has a good..