Yes sure. The goods we deliveried before Dec.1,2014 are all with this limitation. Please upgrade your device to 9.5V.
1) To do the upgrade, you need a SXi Driver and upgrade Software. Please download the SXi drvier from this link
http://www.yihiecigar.com/download_info/SXI-Driver-20140808-d59080.html. Please download the software from the link
http://www.yihiecigar.com/download_info/Upgrade-Software-ONLY-for-SXmini-20141129-1604-v1-3-d61510.html
2) Check the video of how to upgrade http://youtu.be/XNmelCIDWXU.
3) If you still not able to upgrade the device successfully pls read the Upgrade Valuable Book. The Link is
http://www.yihiecigar.com/news.html or pls contact with our Cservice@yihisxmini.com.