Nintendo Switch Portable Mini Dock (2 Different Versions)

Version 1 - Minimalist Mini Dock for £14.20

Version 2 - Portable Mini Dock for £15.69

For the people who're worried about heating then V2 is the one to go for, but remember the Switch won't ever overheat since Nintendo did the necessary QC testing and you can only overheat if you physically modify the hardware of the console.

Size comparison of the official dock vs a mini dock:

Third Party Nintendo Switch Mini Dock Description

This is a USB-C (Type-C) multi-function converter that supports charging, data transfer to an HDMI display, support for Samsung Galaxy S8 DEX mode,and can also connect standard USB devices and USB-C charging cable.

Features:

• Replaces for your Nintendo Switch Dock with far more portability and ease of use.  (Transfer for Nintendo Switch game Max resolution: 4K/30fps)
• 3 need ports to the Type-C version, HDMI,USB Type-C, USB3.0
• Ultra slim and small, one of the perfect gadgets to travel with, giving you more compatibility, no need to pack several adapters, free your bag and saving your time to find the right adapter.
• Completely solved the overheating issues of the original dock
• Charging your devices and transfer data at the same time, save your time you can do more with it.
• 2 color for choice: Black, Silver