The item shown is a handheld AC/DC voltage and continuity test pen with an LED indicator scale ranging from 6V to 400V.Voltage Range: Measures both alternating current (AC) and direct current (DC) levels from 6 volts up to 400 volts.
Design: Features a black plastic body with a clear LED display panel, a red test probe cover, and an attached black probe lead.
Usage: Commonly used by electricians and technicians to safely check live circuits, test electrical pressure, and troubleshoot wiring.
If you need help using this tool or want to know how to test a specific voltage safely, let me know!