Plug Socket Tester Accurate Detection Quick Response Socket Detector EU Plug 220V250V Feature: 1. PRODUCT INFORMATION: This is a socket detector for socket connection status test, RCD leakage switch test, GFCI test. 2. MAIN APPLICATION: The detector is to check and accept potential safety hazards of electrical sockets for home, office, factory, etc. 3. QUICK RESPONSE: The detector can instantly detect the current line safety, and test the working state of the leakage switch protector with one button. 4. EASY READ: Adopts exquisite partition design, the detector has these parts, test result display light, double insulation protection, test result reference, leakage test button. 5. APPLICABLE SCENARIOS: Applied to electrical maintenance test, office power safety test, home appliance safety test, wall socket test, etc. Specification: Item Type: Plug Socket Tester Material: PC Plug: EU Plug 220V-250V Package List: 1 x Plug Socket Tester 1 x Manual How to use: Thesockettesterdisplays"correct",whichmeansthattherodisconnectedcorrectly,butitdoesnotmeanthattheresistancevaluereachesthespecifiedstandard.Onlythrough"slowswitchtest",itcanfinallyobtainthevalueofgroundingresistancetotestwhethertheprotectionsystemworkswellandensureyoursafety.Donotlettheinsertedshapeaffectthetestresults. 1)