Hello and welcome to the forum. Here’s the answers in the order that you asked.
It’s mini USB and NOT micro usb. See the picture below
The converted wheel is attached to the saber and the clip goes into your belt, the wheel slips into the clip. Here’s the link to the clip
http://ultrasabers.com/product/covertec-clip/The Chosen one is Darth Vader’s lightsaber from the original trilogy and the Graflex is Anakin Skywalker’s lightsaber from Episode 3 that gets passed down to Luke.
See this link for a side by side comparison:
http://www.saberforum.com/index.php?topic=36577.0The only difference between the CE and the SE is that CE is nickel plated with the SE isn’t.
I’m not sure about shipping but most of our out of country members receive theirs with a week or two. One of them will chime in about that soon.
Hope this helps.