Zectron 32GB Professional CF Compact Flash Memory Card High Speed Card for Canon EOS-Digital Rebel, EOS-Digital Rebel XT, EOS-Digital Rebel Xti PowerShot S1 IS, S10, S100 Digital ELPH, S110 Digital ELPH, S20, S200 Digital ELPH, S230 Digital ELPH, S500 Digital ELPH, S60, S70, S80, S30, S300 Digital ELPH, S330 Digital ELPH, S40, S400, S400 Digital ELPH, S410 Digital ELPH, S45, S50, DIGITAL CAMERA Zectron Digital 32GB High Speed CF Compact Flash Memory Card x 300 5 year warranty Data is not lost when power is turned off Transfer Rate: 45 Mbp/s Max speed rating: 300x Super-high speed USB 3.0 data transfer rate (when used with a compatible USB Card Reader) and Fully compatible with the SDA 2.0 specification