My PCB business card redesigned from the ground up with an NFC and a clever eye-blinking LED!
A versatile, state of the art, electronic digital saxophone equipped with the familiar mechanisms of a real saxophone, but with customizable sounds, relastic breath measurement and feedback, a light body, and the ability to not disturb your neighbors! This contains a Teensy 4.1 Microcontroller, keyboard switches with cadded mechanisms to make it feel more like a saxophone, a breath sensor to feel responsive, and a audio jack to plug in headphones or a speaker! Starting at $1000000 USD.
A custom 3D printer based on my branding and also serves the purpose of giving me a 3D printer (since I don't have one).
This is totally a well built slack bot...
A fully custom drone with a custom flight controller and such. (Size: large)