Specifications:

Socket        ZIF BGA25, OpenTop type
Bottom        2 connectors by 68 pins, receptacle type
specialized programming module for Serial Flash devices in BGA24 package (Serial Flash from Atmel, Micron, Spansion, Winbond ...)
used ZIF socket may accept one or more variants of supported package, different in ball diameter, ball high and/or body thickness, see section Accepted package(s)
operating (mechanical) warranty of ZIF socket - 10,000 actuations
supported from PG4UW software version 3.73