- Quick and Sensitive Live Wire Detection: Easily identify live wires by touching the electrode with your hand and inserting the metal pen tip into the designated hole. A red display and buzzing sound confirm the presence of a live wire, while a green screen with no alarm indicates a neutral wire. - Real-Time Voltage Readings: The test pen features a two-color digital tube that displays real-time voltage prompts, allowing for quick and easy interpretation of voltage levels. - Enhanced Safety Features: The removable pen cap is designed to prevent arcing and leakage, ensuring safer operation during electrical testing. - Versatile Maintenance Tool: This voltage test pen is an essential maintenance assistant for accurately detecting voltage levels in various applications, including home wiring, circuit breakers, and appliances. - Practical Applications: 1. Perfect for electricians and DIY enthusiasts checking residential wiring to ensure safety before repairs. 2. Ideal for troubleshooting electrical issues in appliances, ensuring proper functioning and safety. 3. Useful for identifying faulty circuits in commercial settings, preventing potential hazards and downtime. The voltage test pen combines functionality and safety in a compact design, making it an invaluable tool for anyone working with electricity.