This high-torque LED test screwdriver is an essential tool for professional electricians and home users. Designed with an intelligent voltage detection system, it quickly identifies live and neutral wires while safely testing circuits. The bright dual-color LED indicator provides clear visual feedback, even in low-light environments.
Built with a smart sensor chip, the screwdriver supports non-contact sensing and breakpoint detection, helping you locate faults accurately and efficiently. The strong magnetic tip ensures secure screw handling, while the high-torque reinforced shaft allows firm tightening and loosening without slipping.
Crafted from durable materials with an anti-fall structure, this measuring pen screwdriver is reliable for daily electrical maintenance, home repairs, installations, and professional electrical inspections.