Wireless Chocofi with nice!nano and nice!view
Pre-soldered Chocofi: https://shop.beekeeb.com/product/presoldered-chocofi-split-keyboard/
MBK Legent 40s: https://shop.beekeeb.com/product/mbk-legend-40s-low-profile-keycap-set/
A pair of power switches is added to the Chocofi keyboard. It's useful for power management, especially in a wireless build.
Update On 23-Dec:
Here is another build using Sea-Picro, the latest RP2040 controllers, and CFX low profile keycaps.