Ugreen 5-in-2 USB C Hub for MacBook Pro/Air

Q1: Can all ports be used at one time? Yes, All hub ports can work simultaneously, Allow connecting 2 2.5-in HDD/SSD at one time. If you use all ports at one time, for the stable connection, a PD charging adapter(sold separately) is recommended for power supply.   Q2: Do the Thunderbolt 3 port and HDMI port can be used simultaneously for Video output? Yes, they can mirror or extend the screen simultaneously. When they use at the same time, Thunderbolt 3 port can support max 5K@60Hz output, HDMI port can support max 4K@30Hz output.   Q3: Does this USB C hub fit if the MacBook Pro has a protective case on? No, it doesn't. In order to seamlessly connect with MacBook Pro, there is no gap between adapter and MacBook Pro, remove the MacBook protective case before connecting the type C hub adapter.   Q4: Does this fit the MacBook Pro 2020? Yes, it does. This MacBook Pro hub is designed for MacBook Pro 2020/2019/2018/2017/2016, MacBook Air 2020/2019/2018 ONLY.   Q5: Does this USB C Hu