* Test clockwise and counter clockwise phase rotation
* Indicate wire connection or no connection

Signal input voltage	100 V to 660 V
Signal frequency range	45 to 70 Hz
Signal current consumption	7 mA at 500 V
Circuit structure	Electronic
Size	1.9"W x 3.9"H x 1.0"D
Weight	5.3 oz
Accessories	16" length test lead with alligator clip x3, manual