- User-Friendly Design: This 1-phase tester is designed for effortless operation, making it ideal for both beginners and experienced users. Its lightweight and compact build allows for easy portability, so you can take it wherever you need it. - Wide Voltage Range: Capable of testing direct current from 100V to 500V, this device provides versatility for a variety of applications, ensuring you can handle different electrical tasks with confidence. - Versatile Applications: Perfect for checking screws and other drillable materials, this tester is an essential tool for electricians, DIY enthusiasts, and maintenance professionals alike. It simplifies the process of verifying electrical connections in various projects. - Durable Construction: Manufactured with fine workmanship, this device is built to last. It combines reliability with a robust design, ensuring it holds up to regular use in demanding environments. - Enhanced Performance: The tester offers accurate readings, providing peace of mind when working with electrical systems. Its performance is dependable, making it a trustworthy choice for any electrical testing needs. This 1-phase tester is an indispensable tool that combines ease of use, portability, and robust features, making it a must-have for anyone working with electrical components.