Hello. Can't understand what the differences between these sets? Explain, please.
http://www.ebay.com/itm/Daystar-Com...391867?hash=item2824efdf3b:g:HHwAAOSwo4pYNOBe
http://www.ebay.com/itm/KJ09168BK-D...387215?hash=item2823fba90f:g:~k0AAOSwo4pYIeu6
http://www.ebay.com/itm/Daystar-Com...391867?hash=item2824efdf3b:g:HHwAAOSwo4pYNOBe
http://www.ebay.com/itm/KJ09168BK-D...387215?hash=item2823fba90f:g:~k0AAOSwo4pYIeu6