If you encounter any issues when receiving the package, please contact my customer service personnel as soon as possible. We will provide you with after-sales support. When installing, caution and professional skills are required. Please be sure to follow the instructions and steps during installation to proceed with the operation. Before the product is shipped, professional and systematic testing will be conducted, with perfect boutique packaging and efficient customer service to deliver it to the buyer as soon as possible. Size: 15.6 inch; Screen Resolution: 1920x1080 -IPS ; EDP 40pins (Not for 30pins) ; Backlight: LED LCD; Warranty: 3 months. Compatible Model: Replacement for Dell Inspiron 15 7569 7579 i7569 i7579 LCD LCD Display Screen Replacement Panel.(Not 3840x2160 FHD).