Bright LED’s out-perform fragile old-style neons Logical `Green for Go` LED Indication New Circuitry means no tripping RCD’s Detects 18 wiring fault conditions The Socket & See SOK36 is a Professional Socket/Earth Loop/Polarity/RCD Tester. Features: Bright LED’s out perform fragile old style neons Logical `Green for Go` LED Indication New Circuitry means no tripping RCD’s Continuous audible tone gives positive good wiring indication Strong warbling tone gives clear warning of faulty wiring Advanced electronics include a quad comparator to give clear indication even on noisy circuits The first socket tester to show where the actual fault is – Live, Earth or Neutral New patented `Fault Locate’ electronics gives clearest indication yet of 18 wiring fault conditions Built-in self check at start of testing gives confidence in correct operation at all times. The first socket tester to also test true earth loop impedance Easy colour LED read out system gives earth loop result as Good/Check or Urgent Check Full earth loop test Operational check of 30mA RCD’s Audible tone indication gives clear indication of good socket or problem socket What’s Included? Socket & See SOK 36