Specifications:
It can only transmit video from USB C to Mini DP, it is not a two-way cable.
The item compatible with for Apple Cinema Display or for iMac (target Display mode).
You need check PC for updated USB-C or Thunderbolt 3 drivers.
It can connect a computer with USB-C/Thunderbolt 3 to a display with a Mini DisplayPort.
Displays with Thunderbolt/Thunderbolt 2 are not compatible.
It does not support for Thunderbolt/Thunderbolt 2 with target display mode set to for iMac (after 2010)
It does not support for Apollo twin or for Apollo outfit.
It not compatible with for Apple Thunderbolt/Thunderbolt 2 displays.
Data transfer to Thunderbolt/Thunderbolt 2 devices is not supported.

Item Name: Adapter
Material: PVC
Features: Simple Operation, Plug and Play, Portable
Size: 21cm x 0.6cm x 0.5cm/8.27" x 0.24" x 0.2" (Approx.)

Notes:
Due to the light and screen setting difference, the items color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Included:
1 x Adapter