[Advanced Safety Features] Equipped with surge and anti-thunder protection up to 6 kilovolts, this GFCI plug ensures your safety in volatile conditions. It has undergone over 3000 factory tests, exceeding ETL standards, for reliable performance and peace of mind. [Continuous Self-Testing] This GFCI adapter conducts automatic self-tests every 5 seconds, ensuring continuous protection against electrocution. This frequent testing exceeds the standard ETL requirement of testing every 3 hours, providing enhanced safety. [Immediate Protection] Designed to disconnect power within 0.03 seconds when electrical leakage is detected, this GFCI adapter provides fast and effective protection for both people and connected appliances. [Robust and Cost-Effective] Constructed from durable materials, this rugged GFCI plug withstands heavy usage without frequent replacement, offering a cost-effective solution for long-term use. [Versatile Usage] Ideal for both indoor and outdoor environments, this GFCI plug is compatible with a wide range of electrical devices including generators, power tools, lawn equipment, household appliances, and more, improving safety across various applications. Color: Black Material: Plastic Package Contents: 1 * Inline GFCI Replacement Plug Assembly Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement may vary by +/- 1-3 cm.