4 GB CompactFlash 40 MB/s Black Built extra-rugged with excellent temperature flexibility and high performance, Transcend's CF220I Industrial Temp CF cards are specifically designed for industrial use and mission-critical applications.- CompactFlash Specification Version 4.1 compliant- RoHS compliant- Supports S.M.A.R.T (Self-defined)- Supports Security Command- Supports Global Wear-Leveling, Static Data Refresh, Early Retirement, and Erase Count Monitor functions to extend product life- Operation Modes: PC Card Memory, PC Card IO, True IDE- True IDE Mode supports: UDMA0-5, MDMA0-4, PIO0-6 (UDMA5 as default)- True IDE Mode: Fixed Disk (Default)- PC Card Mode: Fixed Disk (Default)- Advanced Power Shield prevents data loss in the event of a sudden power outage Memory Write speed 42 MB/s Read speed 40 MB/s Flash card type CompactFlash Capacity 4 GB Features Mean time between failures (MTBF) 4000000 h Product colour Black Power Memory voltage 3.3,5 V Operational conditions Operating relati