Known Issue ID: IL210329
Date: March 29, 2021


​​​​Reported Model:
WA-CXS07

Media: 
SanDisk 512GB Extreme PRO CFexpress Card Type B

Issue Summary:
Due to heat, when transferring data of 400GB or above at once, the transfer speed will slow down significantly up to 90% slower. It has happened in both the MacBook Pro & Windows 10 systems. 

Workaround: 
Email to info@wise-advanced.com.tw to receive an updated replacement with added heat sink inside. The card reader weight will get increase from 55 g to 67 g. 

Note:
The data transfer speed won’t slow down when paired with Wise 512GB or above CFexpress Type B memory media. 

Last Update: April 2, 2021