4-Piece 2-in-1 Electrical Tester Screwdriver Set - Non-Contact Voltage Tester Pen, High Torque Magnetic Screwdriver for AC/DC Circuit Detection, Flathead & Crosshead with LED Light

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  • Durable CR-V Alloy Bits for High Torque The electrical screwdriver comes with high-strength CR-V alloy bits, ensuring excellent torque for precise work. The durable alloy provides enhanced safety and stability, making it perfect for long-term use and tough tasks.
  • Safe and Precise Self-Test Function Before use, perform a quick self-test through the body circuit, which activates a green high-brightness light for safe operation. The circuit tester guarantees precision and safety when testing AC DC circuits, ensuring the tool is working correctly.
  • Powerful Magnetic Tip for Improved Efficiency The strong magnetic tip of this voltage tester pen allows easy attachment to screws and small metal components, increasing work efficiency. Ideal for both professionals and DIY enthusiasts, this feature makes it easier to test circuits while keeping your hands free.

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