The WiFi 6 router provides a higher data transfer rate. We can add a second WiFi 6 router to improve the WiFi coverage. The WiFi router needs both power and data. The POE+ can deliver which is enough to power the WiFi 6 router. The POE injector is required to add power to the Ethernet cable. Most of the WiFi 6 routers don’t have built-in POE features. The POE splitter can split the power from POE and convert it to DC12V to supply it to the new WiFi 6 router. The maximum distance is 100 meters between the new router and the main router. 30W PoE+ Midspan Injector：