Klein Circuit Analyzer ACCESSORIES Each screwdriver is individually tested

Each screwdriver is individually tested to exceed the IEC 60900 and ASTM F1505 standards for insulated tools

This compact

Constructed from high-quality materials

this rugged tool has a long and trouble-free usage life

This tester only detects common wiring problems

Klein Circuit Analyzer ACCESSORIES Each screwdriver is individually testedThe Klein Tools RT390 is a Circuit Analyzer that tests the wiring conditions at an electrical outlet, displays AC line voltage, inspects AFCI and GFCI devices with time to trip device, and performs voltage drop tests at 12A, 15A and 20A current loads. Results are easy to understand with large, color LCD. The tester is designed for use with North American 120V AC 3 wire electrical outlets. WARNING Read, understand, and follow all warnings, cautions,