Ensure safety and efficiency in your electrical work with this versatile Voltage Test Pen, designed for both home use and professional electrical industry applications. This compact and reliable tester is ideal for quickly checking power cables, circuit breakers, wall sockets, junction boxes, fuses, and more, helping you identify live wires and voltage presence with ease and confidence. Key Features: · Wide Voltage Range Detection: Accurately measures AC voltage from 90V to 1000V, suitable for various electrical testing scenarios. · Clear Visual and Audible Alerts: When voltage is detected, the red flashing LED and beep sound provide immediate notification, while the white LED light stays on when no voltage is present for easy identification. · Convenient Built-in LED Flashlight: Equipped with a bright LED light activated by a central button, allowing you to work in dim or dark environments without additional lighting. · Safe and Fully Insulated Design: Complete insulation with no exposed metal or conductive parts ensures maximum user safety during testing. · Compact and Portable: Lightweight and ergonomically designed for comfortable handling and easy transport, perfect for fieldwork or home use. · Long Battery Life and Low Power Consumption: Operates efficiently on two AAA batteries (not included), providing extended use without frequent replacements. · Durable and Easy to Maintain: Designed to withstand regular use, with simple cleaning using a damp cloth to keep the device in optimal condition. Specifications: · Measuring Voltage: AC 90V to AC 1000V · Operating Temperature: -10℃ to 50℃ · Storage Temperature: -10℃ to 50℃ · Operating Humidity: 80% · Pollution Index: 2 · Power Supply: 2 x AAA batteries (not included) Package Includes: · 1 x Voltage Test Pen This Voltage Test Pen is an essential tool for electricians, technicians, and DIY enthusiasts, offering precise voltage detection, enhanced safety features, and user-friendly operation. Improve your electrical testing accuracy and safety with this dependable and easy-to-use voltage tester.