1. Suitable for various scenarios, including home distribution boxes, commercial buildings, and industrial control cabinets. 2. Installation and disassembly do not require tools, making it easy for electricians to quickly carry out construction and maintenance in the later stage. 3. It can reliably cut off the fault current, effectively reducing the risk of fire and equipment damage. 4. The fault status is clear and distinguishable, making it easy to quickly troubleshoot.