1、Product Performance: This screen has high brightness, high pixels, and 3D sensitive touch functions, bringing users a clearer and more colorful screen world and enjoying an authentic visual experience. 2、Compatibility: This product is a 6.5in original LCD screen suitable for K51 (K500 LM K500UM K500UM3 K500MM K500QM) LCD screen replacement. 3、Product Usage: This product does not include installation tutorials. If you have maintenance experience and corresponding equipment, please search online for installation tutorials. If not, we strongly recommend sending the equipment to a repair shop or other professional installation. 4、Quality Assurance: All screen replacements have undergone strict QC testing and are 100 percent intact; Ensure that the replacement screen is free from scratches, dead corners, and dot like pixels or lines before shipment. 5、Applicable to: This product is used to replace the defect in the touch screen digital converter component for display screen. For example, incorrect screen response, display issues, pixel distortion, poor touch, LCD screen breakage, incorrect color, LCD screen aging, death or freezing, etc. It is an ideal choice to replace the original screen.