Specifications:

specialized adapter for Serial Flash devices in WLCSP12 package 4.49x2.80mm, pitch 0.5mm
designed for TurboMode
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 – 500,000 actuations
supported from PG4UW software version 3.16w
made in Slovakia
Ord. no.        70-3455
Socket        ZIF BGA12, ClamShell type
Bottom        2x24 pins, square, 0.6x0.6mm, rows spacing 600mil