Mastech Circuit Breaker Finder Socket Tester Automatic Circuit Breaker

The circuit breaker finder can automatically adjust sensitivity and find the target circuit breaker or fuse quickly.

The socket tester can test whether triangle socket connection is correct and 3 indicator lights can show you the socket condition.

With flashlight, convenient to use in the dark environment.

Support low battery warning.

Suitable for power grid rebuilding and engineering acceptance in office, home, factory, etc.