CF Compact Flash Merory Card to 50pin 1.8 Inch IDE Hard Drive SSD Converter Adapter It is stable and doesn't have any noise and vibration.You can save money by using CF memory card when you test on computer. Computer is rebooted suddenly because of electrical signal at electric factory.In this case, CF memory card has the low extent of the damage.You have to format with FAT32 when you install OS on the CF memory.Master/slave etting jumper.Color: green + white + blackMaterial: PC + metalPackage content:2 x CF to IDE 50Pin PCB AdapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.