COMPATIBLE MODEL A2221 A2111 A2223   DESCRIPTION Brand new, high quality Tester Flex Cable for iPhone 11. This part connects the touchscreen-digitizer-unit with the motherboard to check functions without installation. Perfect advance support to confirm that the digitizer works fine before final installation to the device.   WARRANTY All the products are tested twice and confirmed that they are in perfect working condition before shipment. We offer one year warranty on iPhone parts as long as there are no deep scratches, ripped flex cables, digitizers broken, or internal damages.