Is there a cheaper alternative to this ?

[MrBlobby]

https://www.lenovo.com/gb/en/access...E-BO-USB-C-to-HDMI-Power-Adapter/p/4X90K86567

 

[t31os]

Dell, Belkin, Startech and various chinese brands you've never heard of sell them.

Google "USB-C to HDMI Power Pass-through", plenty of options out there.

 

[MrBlobby]

Thanks