Socket Tester UT07B-EUUNI-Ts UT07B-EU socket tester is suitable for detecting socket wiring for EU region. It has leakage test feature.Features:Dual Layer InsulationLED Indicator Detects 8 Wiring ConditionsLeakage Test Mode on UT07B-EUCE CertifiedDetects Nearly All Probable Common Improper Wiring ConditionsSimple to Use Tool for Everyone