Circuit Tester and GFCI Outlet Checker Quickly and accurately detect outlet wiring issues with this compact, easytouse socket tester. Simply plug it in and read the indicator lights for instant results, helping you identify common wiring problems before they become a hazard. Key Features: Fast Wiring Diagnosis: Plug in and get instant feedback on outlet status based on visual indicator lights. Grounding Verification: Ensures your outlet is properly grounded, reducing the risk of electrical shock when using grounding products. GFCI Function Check: Integrated GFCI test button allows you to verify the trip function of Ground Fault Circuit Interrupter outlets for added safety. Standard US Compatibility: Designed to fit standard United States threewire outlets, operating at 110/125V AC, 50/60Hz. Durable Build: Made for repeated use in professional or home environments. Practical Applications: 1. Home Safety Inspections: Confirm wiring and grounding status before installing appliances or electronics. 2. Job Site Electrical Testing: Quickly check multiple outlets in renovation or construction projects to ensure compliance and safety. 3. Workshop Maintenance: Verify outlet function before connecting grounding tools or machinery. Compact and lightweight, this device is an essential tool for electricians, contractors, and homeowners who want to ensure outlet safety and function. Its simple operation and clear indicator system make it easy to spot problems such as open ground, open neutral, reversed polarity, or faulty GFCI performance without complex tools or procedures. Built for standard US electrical outlets, the tester offers reliable, repeatable results with every use.