Qr code Keychain (EASY)
thingiverse
It is a EASY printable Keychain, that you can print in under 15 minutes, all you need is a program to scale the Qr code down to 2x2 cm (20mm) and a printer to print the base. Guide: Print the Frame (Base) 1.generate your Qr code (Maybe here https://www.qrcode-generator.de/ ) 2.Download the qr code an scale it down to 2x2 cm (i do this in word just go to Insert>Image>took the right file>paste. Then in the right top corner you put in 2cm x 2cm 3.Print the word file in a normal printer 4.Cut the code out and stick it to the base with scotch tape I´ve put an example into the files (its an rick roll )
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