Brand: Lenovo Model Name: ThinkPad E450 20DCCTO1WW OS: Windows 11 Home Screen Size: 14 inches SSD Capacity: 256GB CPU: 5th Generation Intel(R) Core(TM) i7-5500U CPU @ 2.40GHz GPU: AMD Radeon R7 M260 2GB Installed RAM: 12GB Number of Power-On Cycles: 10 Usage Time: 3 hours Other: No Office, No Optical Drive, Battery cannot be charged After a clean install of Windows 10, it has been upgraded to Windows 11 and the necessary drivers have been installed. This product is a used item. Please refrain from purchasing if you are overly concerned about the product condition. [Screen] No particular problems, in good condition. [Keyboard] Both the keycaps and palm rest are in almost new condition with little signs of use. [Top Cover] There is a noticeable scratch in the yellow circle area in the image, otherwise in relatively good condition. [Chassis] No major damage, and the chassis is clean except for the scratch on the top cover. Please refer to the images. [Operation Check] Key Input: 〇 Touchpad Operation: 〇 TrackPoint Operation: 〇 Wi-Fi Connection: 〇 Bluetooth Connection: 〇 USB Connection: 〇 Speaker and Earphone Recognition: 〇 Camera Recognition: 〇 Optical Drive: Not installed [Battery] The battery is worn and cannot be charged. Please use it while connected to the AC adapter. [Applications] The following software has been installed: ・Microsoft Edge ・Google Chrome ・CrystalDiskInfo ・LibreOffice ・7-Zip ・LINE ・Zoom Included accessories are the main unit and the genuine AC adapter. We will ship using recycled cardboard.