UGREEN CM251 Hub USB Type C to 4K HDMI Thunderbolt 3 100W Power Delivery 3 USB 3.0 Port Adapter Dock Station for MacBook Air M1 2020 2019 2018 MacBook Pro M1 2019 2018 2017 - Silver: Product DescriptionQ1: 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