Used for fuse testing.
Used for locating break point in wiring.
Used for detecting microwave leakage.
Used for continuity and socket testing.
Multifunctional household test pencil,you can use it to test circuit and distinguish whether an object is electrified.
With light indication.
Slotted screwdriver function.
Light weight and easy to carry.
Fine workmanship and durable.
3pc x electric tester pen