The device can be powered from the power jack or with passive PoE from a PoE injector. hAP provides PoE output function for port #5 - it can power other PoE capable devices with the same voltage as applied to the unit. Maximum load on the port is 500 mA. The hAP is preconfigured, so all you need to do, is plug in the internet cable, the power, and start using the internet by connecting to the MikroTik network.