DSi power button
thingiverse
I made this a few years ago since I lost the power button to my old DSi. I still have it and it works great.
Download Model from thingiverse
With this file you will be able to print DSi power button with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on DSi power button.