[Guard Your Devices] Plug Ethernet protector into your network cable to guard against network surges. This is a great for your expensive router and outdoor POE antenna. [Full ] Ethernet suppressor has 8 built-in TVS thunder protectors to prevent thunder and other abnormal currents from damaging your computer equipment through the network cable. [Wide Applications] RJ45 protector is used in a wide range of applications and is ideal for protecting network workstations, printers, and other Internet devices with network Ethernet connections. [High Performance] RJ45 suppressor's fixed interfaceexternal EML, RFL, and other electromagnetic interference, effectively preventing network damage. PC flame retardant material, 100V0 fire rating. [Plug And Play] Thunder arrester without input or output cable side, both sides are the same RJ45 interface, regardless of whether your protected equipment behind any particular side, as long as the correct cable is connected to work properly. Spec: Item Type: Ethernet Protector Material: PC, PCB Product Size: Approx. 46 x 26 x 24mm / 1.81 x 1.02 x 0.94in Interface: RJ45 Female Product Cores: 8 Cores Product Features: Thunder , shock resistance, vibration, anti pull anti electromagnetic interference , no need for installation tools, plug and play, flexible in use, the use of Cat5 network cable transmission, easy to lay the wire, wide compatibility, support high power and low power devices. Package List: 1 x Ethernet Protector How To Use: Take out the product and use it Note: Manual measurement, please allow some errors.[Plug And Play] Thunder arrester without input or output cable side, both sides are the same RJ45 interface, regardless of whether your protected equipment behind any particular side, as long as the correct cable is connected to work properly. [High Performance] RJ45 suppressor's fixed interfaceexternal EML, RFL, and other electromagnetic interference, effectively preventing networkdamage. PC flame retardant material, 100V0 fire rating. [Wide Applications] RJ45 protector is used in a wide range of applications and is ideal for protecting network workstations, printers, and other Internet devices with network Ethernet connections. [Full ] Ethernet suppressor has 8 built-in TVS thunder protectors to prevent thunder and other abnormal currents from damaging your computer equipment through the network cable. [Guard Your Devices] Plug Ethernet protector into your network cable to guard against network surges. This is a great for your expensive router and outdoor POE antenna.