TEG1005D Integrated with professional a lightning protection circuit that offers 4KV lightning protection to each port to effectively prevent lightning-induced current from damaging the ports or switch, so as to ensure the surveillance system stability. Lightning protection for each port Integrated with a professional lightning protection circuit that offers 6KV lightning protection to each port to effectively prevent lightning-induced current from damaging the ports or switch, so as to ensure the surveillance system stability. Extraordinary heat dissipation A housing made of 0.8 mm galvanized industrial-grade steel plates for excellent durability has a good heat dissipation performance, which can ensure stable switch operation, a long service life, and more reliable outdoor security surveillance. Stay connected for 7x24 hours 5 x 10/100/1000Mbps auto-negotiation RJ45 ports that support wire-speed forwarding and large-capacity cache, ensuring smooth surveillance video playback and stable data transmission for 7x24 hours. User-friendly design RJ45 ports and LED indicators are located on the same side and aligned vertically for more intuitively showing network status. The RJ45 ports and the power port are designed in the same orientation to reduce the mounting space requirement, allowing the switch to fit into the slimmest outdoor weak current box.