Homeowners and DIYers, this little tool is a must for basic electrical safety. The Jonard Tools GFC-1 is a simple plug-in tester that checks standard 3-prong (110/125V) outlets and, most importantly, GFCI (Ground Fault Circuit Interrupter) outlets. You just plug it in, and a series of lights will tell you if the outlet is wired correctly (hot, neutral, ground) or if there's a problem like an open ground or reversed polarity. For GFCI outlets, it has a special button that tests if the built-in safety trip mechanism is working properly. It's built into a tough, durable case that can survive being dropped, and the light indicators are easy to read. A quick, reliable way to check the outlets in your home, workshop, or before using power tools. Peace of mind in your pocket!