This is an F-35 Keychain, You are allowed to increase the size of the keychain, the recommended size is 150% of the .stl file.
You can print it with pla+.
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.