!exclusive!: Bote Keyboard
A standard mechanical PCB is not waterproof. Instead, use a or a rigid PCB coated in conformal coating (e.g., MG Chemicals 422B). Some builders forgo a PCB entirely and hand-wire switches using marine-grade heat-shrink tubing over every connection.
If you search for “bote keyboard” and find nothing but memes and forum arguments, do not be discouraged. You have just discovered one of the last true DIY niches in the mechanical keyboard world. Embrace the build. Protect your switches. And may your keycaps never corrode. bote keyboard