Fluke VoltAlert 1AC-A1-II
*Continually tests its battery and circuit with periodic double flash visual indication
*AS61010, CAT IV, 1000V Compliant
*Range 90v to 1000v AC
*Just touch the tip of the control wire, conductor or outlet
*The VoltAlert glows red and the unit beeps when there is a voltage in the line
*The VoltAlert detectors voltage without metallic contact