This converter can convert DVI-D female port to analogy VGA 15pin female port. 
It can make your LCD/CRT monitor / projector only with VGA port work with the video card with DVI-D output function. 
Support dual link for your LCD/CRT monitor from VGA card.
 Features & Specification
* High quality plated pin for well contact with less signal loss;
* Support dual link;
* One 25-pin (24+1) DVI-D male port;
* One 15-pin VGA female port;
* Four screws for fixing;
* Dimension: (L) 42 mm x (W) 40 mm x (H) 15 mm;

Package included
1x DVI-D-D-M to VGA-F Adapter