3 IN 1 USB-C hub 1.PD Type-c Charging portSupport up to 100W (MAX) fast chargingkeep your laptop still with power(using the laptop's original power adapter and cable). 2.USB 3.0 USB-A 3.0 ports for data speeds up to 5 Gbps which is 10x faster than USB 2.0 3.4K HDMI4K@30Hz hdmi port with 4K delivers a crisp video with better color and detailnot only support mirroringbut also support extended desktop mode 4.Compatible with your Macbook Air M1/ProPad proLenovoDellNitntendo Switch(As long as the type-c interface on the notebook is fully functionalit can support output video)