Voltage tester from 12 to 690V AC/DC by LCD and LED display,Phase rotation test with R/L LEDs displayed,Tow-way clip for adjustable spacing of probes,Probe cover protects user and probe tips,Prower aupply: 2 x AAA, 1.5V (not included),Single pole phase test, High voltage indicator, Polarity indication, Continuity test, Flashlight.