Features:1. Good overload capacity: The traditional maximum current meter is 4 times the rated current, the product is smart meters, overload capacity up to 12 times the base reference current.2. Safety: This product is measured by LCD digital power supply, no reset button, to prevent human data tampering!3. Easy installation: This product is very easy to install, no additional tools are needed, and the installation process is very convenient.4. LCD screen: This product has a large LCD screen, easy to read LCD display, you can read the data directely.5. Easy operation:The pulse LED indicates the operation of the counter. Pulse output with optical coupling isolation.