CCYKXA AC Voltage Tester 150-500V Contact Electricity Detector Slotted Screwdriver with Neon Tube, Yellow

The voltage tester is mainly used to test cables, wires, circuit breakers, lighting fixtures, switches, etc. The pen body contains a neon tube, which determines whether the neon light illuminates, thus indicating the condition of the device. The voltage tester pen provided here has the following dimensions: Measuring range: AC 150-500V; Total length: 160mm (6.3 inches); Diameter: 27mm (1.06 inches); Tip width: 4mm (0.16 inches); Metal shaft length: 17mm (0.67 inches); Package includes: 1 x Voltage Tester The slotted screwdriver can be used both as a screwdriver and as an electrical test pen. It comes with a clip that can be attached to your pocket or belt for added convenience. This voltage tester can be used to test if an object is live or to distinguish the neutral wire from the ground wire. The thumb, middle, ring, and little fingers hold the insulating part of the test pen simultaneously, the index finger touches the metal cap on top of the test pen, and the metal tip of the pen makes contact with the element being tested. When using the test pen, you must be in contact with the metal tip, not the metal shaft. When using the test pen, the neon tube must be backlit so that the red light emitted during the measurement is clearly visible over time.