WL NAND PCIE NVME Flash HDD Test Fixture Tool for iPhone 5 5C S 6 6Plus 6S 6SPlus 7 7Plus 8 8Plus, You can testing the NAND PCIE NVME Status (Bad or Good) by iPhone Tail Plug Flex Cable / Multi-function iPhone Root Test Repair Cable,Also Can Modify / Flash / Upgrade Firmware by This Test Fixture Too..