【Screen parameters】:Screen type : Dynamic AMOLED 2X . Screen size : 6.8 inches. Screen Resolution 1440 × 3200 pixels . Screen Refresh Rate : 120Hz. 【Compatibility and Purpose】:Original display replacement kit is suitable for Samsung S21 Ultra 5G SM-G998U,SM-G998U1,SM-G998B,SM-G998W,SM-G998N,SM-G998B/DS.Provide a perfect solution for cracked screens, screen pixel differences, touch issues, and unresponsive displays. Please make sure your device model matches before purchasing,The wrong model will not match your phone, which will delay your use of the phone. 【With Frame 】:Screen with frame is easy to install and not easy to be damaged.If you choose "screen with borders", the installation risk is relatively low, and you only need to transfer all the accessories on the phone with a damaged screen to the new screen. 【Packaging】: Original Galaxy S21 Ultra display + repair tools+Back cover adhesive. 【Quality Guarantee】:100% Original screen, All screens undergo strict double quality checks before shipment to ensure that all functions of the screens are normal, including fingerprint, touch function,If you encounter any issues with the screen, please contact me promptly. Due to the time difference, I will respond to and address your concern within 24 hours.