Does not look bad, but I just dont really see what is the unique selling point.
Comparing it to for example NetAtmo, a product targeted at same customer category, with more or less similar sensors (even more accurate), also a sonic wind sensor, smartphone app etc. Im not saying this is bad, just dont see what makes it special and again, for a real weather enthusiast, Im not sure the accuracy and overall build will be enough. I would especially be cautious about the outdoor temperature, I dont see any proper shielding