ZT-E4 Outlet Tester with LCD Color Screen，3-Wire AC 120V Circuit Breaker Finder Tool,Receptacle Tester with Voltage Tester

Socket tester：4.8×3.2CM color screen, the test results are clearly displayed on the screen
Electrical outlet tester with 8 test results display
Outlet tester with gfci Equipped with voltage tester function
circuit breaker finder：A combination of a new A/D converter and design scheme
To convert from a traditional analog signal to a digital signal, and get rid of the display mode of the traditional electric outlet tester
Plug tester：According to the test results, the error items are displayed and the solution of the error items is prompted with icons
Gfci tester:Efficiently and accurately solve standard wiring problems such as sockets and household wiring for users, so as to improve the safety of electricity consumption
ZT-E4 outlet checker Provide assistance to ensure the safety of household electricity