This is a circuit breakers video. This video explains about circuit breakers. Circuit breakers is a electronics device that is designed to provide convenience and protection. A circuit breaker can be easily and quickly reset after it trips and the circuit fault is corrected. If a fuse blows a replacement fuse may not readily available. A breaker help to maintain the proper protection value in the circuit. Here is the video:

After a fuse blows incorrect value fuse could be inserted. Some breakers can perform multiple function like circuit protection, switching and indication.