FEATURES INSTANT DIAGNOSTIC GFCI OUTLET TESTER - Ensure electrical safety instantly with our professional Digital GFCI Outlet Tester. Features a backlit LCD display and accurate fault detection for home or commercial use. CRYSTAL CLEAR BACKLIT LCD DISPLAY - The bright, backlit LCD screen provides real-time voltage readouts and clear wiring status indicators, making it easy to read even in dark environments. ONE-CLICK SAFETY TEST - Ensure your home's electrical safety with our rapid GFCI validation feature. A single press instantly confirms that your outlet's ground fault protection is functioning perfectly. DETECTS SEVEN WIRING FAULTS - Comprehensive diagnostics at your fingertips. Instantly identify common wiring issues including open ground, open neutral, and reverse polarity to ensure proper installation. PLUG AND PLAY SIMPLICITY - Designed for ultimate convenience. Simply plug the tester into any standard 110V/120V outlet for an immediate diagnostic reading without any complex setup. SPECIFICATION Color: Black Size: 62 x 43 x 20 mm (2.44 x 1.69 x 0.79 inches) Weight: 117g (4.13 oz) Battery Type: 2 x 1.5V AAA (Not Included) Package Includes: 1* Multifunctional Digital GFCI Outlet Tester NOTES Designed for use with US standard 110-125V AC outlets. Not compatible with other voltage standards or socket types. Always test on a known live circuit before use to ensure the tester is functioning correctly.