About the product1. Replacement LCD Screen + Touch Screen Digitizer Assembly for Galaxy J730 / J7 (2017) 2. Replace the old, broken, cracked, damaged one 3. Make your device look more refreshing than ever 4. Completely fit and work 5. Each item has been checked and in good condition before shipping 6. Professional installation is highly recommended. We will NOTE be responsible once the screen is installedBefore Installation NotesTips 1: Test before installation When testing, do NOTE remove any protective film or tags. Please pay attention to the problem of static electricity. Before attempting any repair, be sure to ground yourself is an ESD (electro static discharge) strap. This will prevent static electricity from damaging the electronic components within the phone. Ensure you wear eye protection and use caution NOTE to cut your finger with the glass splinters. Tips 2: Simulates testing Screen replacement is very fragile product. We strongly suggest test before installation. Please simulates testing, which means mobile phone apart, (motherboard + LCD or screen) connected audio cable and new replacement, power on, test finished. If test OK, please install it. If it can NOTE show, please contact us at the very first time. And please do NOTE force it to be installed in mobile phone. We will NOTE be responsible once the screen is installed. Tips 3: Do NOTE over-bend cable Please make sure LCD cable Do NOTE over-bend. Over 90 degrees bent will cause black display.CRNKJ10889