Features: 30W 60W, 90W Standard POE， PoE Injector Converts a not-PoE Gigabit port to a PoE+Gigabit port and Networking a PoE device located up to 100meters away. Gigabit Ethernet Speed. This PoE injector equiped with 1 Gigabit Ethernet port input and 1PoE Gigabit Ethernet port output, which can offer up to 2Gbps Ethernet speeds. Delivers up to 30W 60W 90W to 802.3bt at PoE device with backwards compatibility for 802.3af PoE (15.4Watts) devices. Easy installation PoE Networking device, accommodates most installation scenario. suitable as long as device is 802.3af/at standard. The power supply with the functions of input over or under voltages, output over-voltages, output over-current short circuits protections and so on. Specifications: Input: 100-240VAC Output: 48V-56V 30W (802.3at/802.3af); 60W (802.3at/802.3af), 90W(802.3bt/at) Optional Compatible for 10/100/1000Mbps; Full Protections Short circle, over current, over load, over voltages; With LED indicator; Size:about 145x60x40mm/5.71x1.57x2.36in Package Includes: 1PC PoE Injector note: Due to the problems of lighting effects there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.