Click to expand Tap to zoom Induction Pencil/Voltage Indicator by Dingqi Save $-4.00 $4.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart AC Voltage: 12V~1000V(High sensitivity)48~1000V(Low sensitivity)Frequency:50/60HzAlarm mode: Sound and light alarmFlash light : White LEDLow battery indicationAuto power offSwitchable battery cover