All-in-One Circuit Diagnosis: KT301P circuit breaker finder Easily locate breakers, check outlet wiring, and test GFCI protection-all with one compact tool.Combines a Circuit Breaker Finder, Outlet Tester, and GFCI Tester for fast, reliable troubleshooting in residential or commercial settings

Large LCD Screen with Backlight: Displays real-time voltage (30–150V), outlet wiring status, and signal strength for faster, more intuitive diagnostics.Backlit indicators make it easy to read in dimly lit breaker panels or tight spaces.Clear visuals eliminate guesswork, making it ideal for professionals and DIYers working with complex circuit breaker panels

GFCI Outlet Tester: The transmitter doubles as a GFCI outlet tester, featuring an automatic trip testing function. Red/green LED indicators provide clear visual feedback, while the large LCD screen displays detailed wiring conditions to accurately diagnose 7 common wiring faults. The auto-hold function retains the latest outlet test results and voltage reading even after unplugging

Non-Contact Voltage Test: The receiver includes a Non-Contact Voltage Test function, which detects nearby voltage sources quickly and safely. This added feature allows you to locate live circuits without direct contact, enhancing safety and providing a comprehensive testing solution