Features: Secure your networking with this RJ45 port lock featuring a removable design and a key, physically blocking unauthorized access to Ethernet ports while ensuring easy installation and removal. Crafted from durability ABS, this networking security device offer superior wear resistance and shock protections compared to standard plastic, maintaining reliability in high traffics environments. Ideal for IT professional, enterprises administrators, and facility managers seeking to enforce networking compliance in offices, schools, or public spaces with shared connectivity infrastructure. This RJ45 dust blockers can be installed in any standard RJ45 slot to lock out unused RJ45 ports and prevent unauthorized access. RJ45 port blockers can only be used as a basic physical and visual deterrents and cannot stop a determined attackers. It does not stop a determined attackers from gaining physical access to the RJ45 port. It can also serve as a visual cue to show inactive or disconnected ports. Specifications: Component: ABS Size: Approx.11x9mm/0.43x0.35inch(Standard RJ45 interfaces size) Suitable for various networking devices Color:Black,Red,White; 6Option Type; Usage scenarios: office, data center, home networking equipment security protections Package Includes: Package A 2pcs RJ45 Port Lock 1pc Key Package B 10pcs RJ45 Port Lock 1pc Key note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.