[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, surpassing the ETL standard, to guarantee reliability and your peace of mind. [Continuous Self-Testing]Our GFCI adapter surpasses industry standards by conducting automatic self-tests every 5 seconds, ensuring ongoing protection against electrocution. This frequent testing is a significant upgrade over the typical ETL standard of every 3 hours, offering you superior safety. [Immediate Electric Shock Protection]Designed to disconnect power within 0.03 seconds when electrical leakage is detected, this GFCI adapter is your first line of defense against electric shock, safeguarding both people and appliances swiftly and effectively. [Robust and Cost-Effective]Constructed from durable materials, this rugged GFCI plug withstands heavy usage without needing replacement, saving you the expense of purchasing new devices. It's an economical solution for extending the life of your electrical tools [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, enhancing safety across various applications. Colour:Black Material:plastic Package Contents: 1 * Inline GFCI Replacement Plug Assembly Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.