It looks like you are using an ad blocker. That's okay. Who doesn't? But without advertising revenue, we can't keep making this site awesome. Click the link below for instructions on disabling adblock.
the range depends on where you are. If you're in a room with brick walls the signal isn't going to get too far out of it. If you're out in a field with nothing it'll go really far. It should go a distance similar to a regular wireless router. Probably a little less since its powered by a little battery.