Screwdriver Voltage Test Electrical Tester Pen 220V Power Detector Probe Pen FT

ITEM NAME:Screwdriver Voltage Test Electrical Tester Pen 220V Power Detector Probe Pen FT.1 x Electric Test Detector Pen. Slotted screwdriver function. Multifunctional household test pencil,you can use it to test circuit and distinguish whether an object is electrified. 4.Multi-function, double head removable.