Circuit Tester, Smart Test Light[TM]

Smart Test Light[TM] is designed to safely check voltage and/or ground on several electronic systems including wiring, fuses, batter, cabling, sensors, switches and more. It connects using a vehicle's cigarette lighter / power plug and detachable twin alligator clamps. The 6-foot leads provide long reach connection and the unique transparent handle shows bright LEDs to identify connections. White LED = Proper connection to source Green LED = Ground present Red LED = Voltage present