CI插座接線測試器 SK305 1)通过美国,加拿大 UL CUL认证 2)测量漏电开关是否正常 3)检测插座电线接线正确与否 4)操作简单,可判断六种接线状态 5)测试电压 AC110V~AC125V GFCI Receptacle Tester 1)Instructions for 110-125 VAC GFCI Receptacles only 2)Trips GFCI receptacle to indicate receptacle Is operational 3)Light pattern indicates condition of wiring 4)UL approval