Thank you for viewing. NEC Laptop LZ750/JS Windows 11 (25H2) Processor: Intel Core(TM) i7-3517U CPU @ 1.90GHz Memory: 4.00 GB Screen Size: 13.3 inches Hard Drive: SSD The underside is bumpy. (This is a common issue with NEC laptops.) The battery cannot be charged. (Please use the included adapter.) Originally Windows 8, it has been upgraded to Windows 11 (25H2). There were no problems with normal use. Due to the age of the machine, please understand that it is sold as-is (no returns). The included accessories are as follows (please check the photos): Office Home and Business 2010 Power adapter Manual Original box Please consider these points before bidding.