Features Fast and efficient: the measuring pen can quickly find the detection of the location of the line breakpoint, intelligent stop, with humanized energy-saving design. Multiple functions: a smart induction measuring pen, complete functions, can meet your daily needs Live Neutral Wire Judgment The measuring pen supports insulation measurement, more safe and easy to judge neutral and live wires. WITH LIGHTING: Measuring pen with LED light, not afraid of darkness, safety often accompanied, can be used as an emergency flashlight SCRATCH RESISTANT ABS: The AC voltage detector adopts excellent ABS material, possesses impact resistance, scratch resistance, environmentally friendly Specification: Item Type: AC Voltage Detector Product material: ABS Batteries: 2 x AAA batteries (not included) Colour: yellow Package list: 1 x AC Voltage Detector 1 x User Manual Package List 1 x AC Voltage Detector 1 x User Manual