Lenovo ThinkPad laptop from 2016 running Ubuntu (not windows but you might be able to install it if you've got a licence)
A bit slow but fully working - can connect to WiFi and browse the internet etc
The back is covered in stickers but shouldn't be too hard to remove
ThinkPad e460 laptop 2016 (SW12)
This offer has been gifted to someone and is no longer available.