Product Description: The 12 ~ 1000V AC Voltage Detector Pen is an essential tool for electricians, homeowners, and DIY enthusiasts for detecting AC voltage in various electrical systems. This portable device is a must-have in every toolbox for ensuring safety during electrical work. The voltage range of this AC Voltage Detector Pen is from 12 to 1000V, making it suitable for a wide range of applications. Whether you are working on residential wiring or industrial equipment,