The NerdSoloMiner v2 - Project is a free and open source project that let you try to reach a bitcoin block with a small piece of hardware. It is like playing the lottery but the main aim of this project is to let you learn more about bitcoin mining and to have a beautiful piece of hardware at home at your desktop or even to go.
The Project uses a LILYGO T-Display-S3 ESP32-S3 1.9 inch LCD Display Development Board with WIFI and Bluetooth. A dual-core LX7 microprocessor is installed. Flash memory: 16MB, PSRAM: 8MB, working with 3.3V power supply.
Power usage is less than a conventional light bulb (~1.55W)
Hash rate is approximately: 55.5KH/s (on newest Software version 1.6.1 - old is 20.5KH/s)
Power consumption details:
Device 5V | 0.14A | 0.71W (using a measuring device)
Black Fan 5V | 0.126A | 0.63W (manufacturer information)
RGB Fan 5V | 0.13A | 0.65W (manufacturer information)
Lottery Ticket: If you are very very lucky and find a block alone with your solo miner you get almost* the full current block reward, which is currently 6.25 Bitcoin.
*you are still using a mining pool service and need to pay a small fee
You can find the open source code and the standard 3d printer files on github.
If you want a ready to use finalized product you can get your nerdminer at satoshistore and can even customize it with your corporate design.