To meet the advertised specifications, the original factory seal is opened by our professional engineers for upgrade purposes. This product includes a 1-year warranty provided by Smartisan Tech. This computer is equipped with the powerful Intel N100 processor, along with generous RAM and Storage. Enjoy effortless multitasking on its 21.5" FHD LED display with an integrated camera. This computer is designed with additional features to cater to your specific needs. The extended battery life ensures you can stay focused for longer periods. Stay connected with ample ports for all your devices. Built to support your workflow, whether at home or on the go. Experience the enhanced security and performance of Windows 11, with fast boot times and responsive operations.