QHYCCD QHY9 - Manual (Page 6)

4) Filter wheel communication cable (Included with filter wheel)
5) Optional desiccators, in high humidity environments, it is used to dry the camera internally. It
must be used in conjunction with Air socket option 6 below.
6) Optional Air sockets, used for connecting a dry air recycle system.
7) USB 2.0 cable 1.5meter