Knopp 14460 K-60 Voltage Tester

Intermittent duty only Low input impedance (approx. 4000 Ohm) to help identify circuits with loose or marginal connections The Model K-60 gives you dual indication, by solenoid and by neon lamp- independently. The Knopp design provides space within the unit for electrical separation and insulation, has prod handles with over 5 inches of insulation and uses high grade insulation inside and out starting at the rugged nylon- insulated prod tips with finger stops. The housing has no exposed metal parts.