COMPATIBLE MODEL i337 M919 DESCRIPTION Brand new Home Button and Sensor Flex Cable for Samsung Galaxy S4. Replacement for or non-working, broken home button and/or sensor flex cable. This part works only with the above mentioned S4-versions. WARRANTY All products are tested twice and confirmed that they are in perfect working condition before shipment. We offer a one year warranty for replacement parts as long as there are no deep scratches, ripped flex cables, digitizers broken, or internal damage.