<div>AC Voltage: 12V~1000V(High sensitivity)</div><div>48~1000V(Low sensitivity)</div><div>Frequency:50/60Hz</div><div>Alarm mode: Sound and light alarm</div><div>Flash light : White LED</div><div>Low battery indication</div><div>Auto power off</div><div>Switchable battery cover</div><div>Auto distinguish the Live line and Netural line</div><div><br></div>