Product 1. Comply with IEEE 802.af Power over Ethernet Extender the range of PoE an additional 250 meters 2. Automatically detects and protects PoE equipment from being damaged by incorrect installation 3. Plug-and Play no configuration required 4. 3-Port PoE extender can forward both Ethernet and PoE power for 1 terminal equipment via Cat5 , Cat5e, Cat6, Cat6e, UTP cable. 5. 3-Port PoE Extender has 3 Lan ports, among them, one for power input, the other three for power output. Comply with 10/100/1000 BASE-TX, IEEE 802.3 af-PoE. type: 10/100M Fast Ethernet PoE Repeater, this product provides 1 port Fast IEEE802.3af/at(PoE) receiving port input, 3 ports Fast IEEE802.3af/at(PoE) power port output. Used with AP, IP camera, IP telephone and the other network equipment in the situation of the lack of power line or far from the power outlets Installed at hotels, schools, buildings, villages, etc. Size: 83 x 57 x 22mm Material: ABS colour: White Package Contents: 1 x POE Extender Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.