OverviewMultiFunction Tool Combines an electrical line tester phase tester and a screwdriver in one saving time and effort by providing two essential tools in one BuiltIn Bulb for Current Detection The tool features a small bulb that illuminates when it detects electrical current providing a clear visual indication of live wires and improving safety Precision Screwdriver Highquality durable screwdriver ideal for tightening and loosening screws in electrical installations outlets switches and devices Safety Enhancing Design Helps prevent electrical shocks by allowing you to safely test for live wires and faulty connections before working on electrical components Compact Portable Lightweight and portable design making it easy to carry around and store perfect for both professional electricians and DIY users Durable Construction Made from robust materials ensuring longlasting use and resistance to wear and tear ideal for daily electrical tasks Ideal for Home and Professional Use Perfect for electricians technicians and DIY enthusiasts who require a reliable tool for electrical testing and repairs Easy to Use No complicated setup neededjust insert the tool into an outlet or wire and use the builtin bulb for live wire detection