VD10003 AC voltage detector

AC Voltage: 12V~1000V(High sensitivity)
48~1000V(Low sensitivity)
Frequency:50/60Hz
Alarm mode: Sound and light alarm
Flash light : White LED
Low battery indication
Auto power off
Switchable battery cover
Auto distinguish the Live line and Netural line
With 2pcs R03 AAA batteries
Packed by double blister