Amcrest Active PoE Injector Adapter, IEEE 802.3af compliant, Up To 100 meters Generating up to 15.4W, the POE Injector supplies remote power for products such as wireless access points, Amcrest IP cameras and videophones Allows for POE power when a POE switch is not available. This Active POE Injector allows you to run Ethernet cables from a POE Switch over long distances, and then split the PoE signal into a separate data and power sources in order to run non-PoE devices. The Active PoE Injector works with POE splitter to split a networked PoE signal into a separate power and Ethernet data source.