1.8port POE injector 2. 30W max. per port 3.Support 10/100/1000Mbps 4.Support IEEE802.3at and ... Temp.: -25~+70°CRelative Humidity: 5~90%* Multi port,2 to 24 ports* Per port: link, speed, PoE active, PoE error* UNH ... , speed, PoE active, PoE error* Total power, individual port power, port statusand device temperature are displayed on LCD Gigabit Multiport switching POE Injector