Network Adapter Ethernet LAN surge protector Description: Shielded aluminum alloy, protect the network signal, match the video and data lightning protection device For control signals, computer network signals, hubs, network cards, network switches, modem, fax, data transmission Multi-level protection, throughput, low short-circuit voltage, short response time, low insertion loss, transmission speed advantages The safety device does not require any special maintenance; must be replaced immediately in case of damage from high voltage or lightning The protections are marked with input (IN), marked with output (OUT), output terminal and secured, do not plug the device into connection, otherwise it will damage the fender Specification: Material: aluminum alloy Size: 80 x 25 x 25mm / 3.15 x 0.98 x 0.98in Model: SP-RJ45 Data: Ethernet 100 MHz Isn = 5KA Imac = 10KA The package includes: 1 piece Network Signal Protector Device. 1 piece user manual. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.