Charge 4 devices simultaneously: A PowerIQ 3.0 enabled USB-C port pumps out a max 45W output to charge virtually any USB-C device at top speed while 3 USB ports share a total of 20W to provide optimized charging for mobile devices. High-speed USB-C charging: Charge USB-C notebooks including Dell XPS 13 and MacBook Air 2018 at full speed via a 45W USB-C port. Universal compatibility: Anker signature PowerIQ 3.0 technology provides high-speed charging to virtually any mobile device.