Yes, you can buy complete kits on all the online shopping sites like Ali. You can also find small self contained processor boards with wifi there, if you want to design your own shape or human interface.
Nobody can really help you with a project you haven't started yet. Do some basic research.
Please do some research before posting. Most beginner problems have already been dealt with on the Forum so please use the forum search tool and the Arduino Help Center to try and find an answer to your question. You can also use your favorite search engine to find answers too.