Features: The F to RJ45 Converters Adapter is essential tool for technicians, offering conversion from RF Female to RJ45 Male for efficient coaxial cable testing. with plastic construction, this adapter features F head RJ45 interfaces and supports pin positions 1 and 2 on the Networking clear head, ensuring performances. for electricians, Networking engineers, and home DIY enthusiasts who require line testing capabilities without the need for internet connectivitys. Perfect for use in various testing, including line testers, line finders, and other diagnostic equipment, making for both professional and personals applications. this adapters is easy to locate in your toolkit, ensuring you have the right connection at hand for your coaxial and Ethernet testing needs. Specifications: Materials: Plastic Total length: 43mm/1.69inch Color: Black, Orange(optional) Package Includes: 1PC F to RJ45 Converters Adapter note: Please allow 0-1cm error due to manual measurement. please make sure you not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color the item. Thanks!