Experience the convenience of electrical testing made simple with the Electric Test Tester Pen. This versatile tool functions as a screwdriver and a voltage detector, offering a dual-purpose solution for your electrical testing needs. Designed to efficiently test circuits and components, it is compatible with a range of voltages from 12 to 220V, catering to various electrical systems and applications. Crafted for precision and durability, the Tester Pen ensures a reliable performance in a compact and user-friendly design. Whether you're a professional or a DIY enthusiast, this circuit tester pen is an essential addition to your toolkit, providing a quick and safe method to verify electrical functionality in a myriad of settings.