Check live wires and connectivity of points within electrical circuits. With bulb and test lead. Locates short circuits, faulty lights and bad fuses. Light within handle glows when touching live wire.
Champion Taper Gap Gauge, Dollar, 0.02 - 7/64 in, Silver
LED lights up when power is found. Alligator clip for easy attachment. Use to locate short circuits, faulty lights or bad fuses.