It is acheved the mounting height 0.5mm and the lowest profile FPC connector in this industry. DDK's original rotate oval cam lock mechanism; "Back-lock" system ensure the reliable connection. DDK's cable lock mechanism provides positive retention of FPC. The contact position is upper contact. Back-lock structure ensures retention from inadvertent from upward pulling of the FPC Connectors deliver with the lock lever opened. Time saving for FPC inserting operation. Nickel barrier prevents solder.