Impractical is firmly aligned USB connector, because if there is a power supply in which the socket in the PSU has the wrong orientation, as shows the longer portion of the measuring device to plug and is no longer in the Schucosteckdose depending on depth of the power supply insert. Here helps only a small USB extension cable, I had fortunately one in Kruschtkiste. Here is an intelligent solution for turning or repositioning the socket would be asked.
Conclusion: worth the money, I would recommend this part despite the aforementioned limitation.