Our products have been tested to ensure that they are reliable and stable in quality before they are delivered to customers, as well as good after-sales service. If you don't know how to confirm the laptop model or screen model, you can contact GBOLE customer service, and we are happy to help you. Please check your laptop model carefully to see if it matches and is compatible with the model parameters on the title of the sale. Avoid purchg mistakes. Size: 12.3 inches ; Resolution: 2736x1824 -IPS; Warranty: 3 months. Compatible Model: Replacement for Microsoft Surface Pro 4 1724 Laptop LCD Touch Screen Digitizer Assembly Bezel Panel.