Product details Electrical Switch Detection: the electric pen contacts the contact rod, if the inner core of the wire is not damaged, the LED green light will light up; If...
Product DescriptionElectrical Switch Detection: the electric pen contacts the contact rod, if the inner core of the wire is not damaged, the LED green light will light up; If it...
Electrical Voltage Tester Pen Specially Designed For Detecting AC Voltage In Circuits With Ease And Safety. This Handy Tool Helps Identify The Presence Of Voltage Quickly, Allowing Users To Work...