Complies with Standards: CF specification Ver3.0, IDE/ATA-66 specification. Standard IDE Interface: True IDE mode, supports DMA-66 transfer mode. Supports CF-I and CF-II card types: Also supports CF-II interface hard drives. IDE Interface: 40-pin/2.54mm female connector, can be plugged directly into the IDE socket. LED Indicator: Access LED, CF activity LED, card insertion detection LED. Master/Slave Jumper: Configurable as master or slave. Uses CF card as a: Automatically powered from IDE's 20-pin or external floppy drive socket. 5.0V or 3.3V Power Supply: Select the appropriate voltage for your CF card. Main Purpose: Computer accessory manufacturers use CF-IDE cards with CF cards to test motherboards, sound cards, graphics cards, and other products that require frequent power cycling. Traditional mechanical hard drives are easily damaged, whereas CF cards are electronic and not prone to damage in such scenarios. Portable Instruments: Portable instruments with embedded X86 or RISC cores usually have IDE interfaces. This adapter facilitates the transition if a CF card cannot be connected directly. Personal Computer (PC): Primarily for X86 core PCs. Some digital cameras have CF card interfaces, allowing data access via this card on a desktop. Industrial Computers: Used with CF cards to store embedded operating systems like embedded LINUX or WIN. Type: CF to 3.5 inch IDE riser card Color: Green Material: Plastic Package Contents: 1 x Adapter Card Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.