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 This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. 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