2PCS MUSTOOL MT01US Socket Tester Leakage Switch Live Wire Neutral Wire Ground Wire Tester US 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 US PlugNominal Voltage Un 90 120v AC 50 60Hz US TypeRated residual operating currentI△n 30mAEarth resistance meets the standard7 LED light patterns WANT TO DOWNLOAD ENGLISH USER MANUAL PLEASE CKICK HEREPackage Included 2 x Socket Tester Leakage Switch Tester1 x English User Manual1 x Gift BoxDetail Pictures