4 Port PoE Switch with 2 Ethernet Uplink, 4 Port PoE+ 100Mbps, 78W 802.3af/at, Extend Function, One-Key VLAN, Metal, Desktop & Wall-Mount, Unmanaged Plug and Play Andrew The LCD display screen shows

The LCD display screen shows the CO2 levels

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And the bottom comes with a non-slip sponge pad

4 Port PoE Switch with 2 Ethernet Uplink, 4 Port PoE+ 100Mbps, 78W 802.3af/at, Extend Function, One-Key VLAN, Metal, Desktop & Wall-Mount, Unmanaged Plug and Play Andrew The LCD display screen showsAbout this item 78W High Power PoE SwitchYuanLey 4 Port PoE ethernet switch includes 4x10 100Mbps PoE+ RJ45 Ports, 2x 100Mbps UpLink Ports. Build in 78W high PoE output power, each PoE port can automatically detect and recognize IEEE 802. 3af at and 15. 4w 30w PoE Devices. Widely used in IP cameras, Wireless Access Point, IP Phone, Computer Networks, etc.. Plug and PlaySimply plug in the network cable and power cord to get started. No configuration is