Gigabit Ethernet Switch: Greatly expand network capacity, Terow Gigabit PoE Switch is Configured with 5 Gigabit RJ45 Ports, with auto-negotiation function and Auto MDI/MDIX, Each Port Can up to 1,000Mbs. | Portable size: This product is only 4*2*1 inch, making it easy to carry during travel and business, or as a spare switch. It is also suitable for schools, homes, small and medium-sized enterprises, and mini surveillance. | Plug and Play: Simple setup with no software to install or configuration needed; Fanless Design Ensures Quiet Operation; Each Port is Independent, It will not Affect Other Port use if Broken. | 4KV Lighting Protection: It designed with lightning protection, it can withstand 4000 volts or more lightning, and prevent circuit failure. Built-in protection circuit. When a short circuit or overload occurs, the port will automatically fuse to protect the safe operation of the switch and other ports. | After-sales Service: Backed by our Industry-leading 24/7 Technical Support, You Can Work with Confidence. Electronic Products will have Various Unexplained Failures. We Provide One-year After-sales Service for Renewal. Within 1 Year from the Order, Only Replacement is not Repaired.