Convenient Installation: Open the waterproof RJ45 coupler, Shielded RJ45 female to female field installable coupler, used to connect two RJ45 cables together. Just plug the standard modular plug directly for quick installation without toolsOutoor Protection: IP68-rated (waterproof and dustproof), designed to protect your RJ45 ethernet connections. Perfect for external holiday lighting displays, IP security cameras, industrial applicationsPerformance Compatibility: Iwillink waterproof coupler CAT6 standard provides performance of up to 250 MHz and backwards compatible with CAT5/CAT5E/CAT6, support 1000 Mbps transmission speedSturdy and Long-Lasting: The rj45 waterproof coupler comes with high-quality material and exquisite craftsmanship, which is pressure and impact resistant, resistant to high and low temperature, long-lasting and can be used for a long time