MUSTOOL MT01ER Socket Tester Leakage Switch Tester Live Wire Neutral Wire Ground Wire Tester EU Plug

Description: The item is designed to test socket if connects positive and negative pole as required and whethter household power protection systems works well or not. It can timely remind the user to make adjustment regarding the breakdown and potential safety hazard. It tests your protection system to ensure the household electrical safety. 7 LED light patterns: with 7 easy to read indicators to indicate the state of the socket, easy to judge. Specification: Plug: EU Plug, US Plug (Optional) Nominal Voltage Un=220-250v(AC) 50-60Hz---EU Type 90-120v(AC) 50-60Hz---US Type Rated residual operating current In=30mA Earth resistance meets the standard 7 LED light patterns. >>>>WANT TO DOWNLOAD ENGLUSH USER MANUAL, PLEASE CKICK HERE