It works fine, but is missing some circuitry to satisfy the laptop charging system, Genuine 60W Samsung NP300E4C AC Adapter Charger Power Cord, WAYNESBORO Virginia, 22980-9060
Genuine 60W Samsung NP300E4C AC Adapter Charger Power Cord
Genuine 65W Lenovo ThinkPad X240 20AM001TGB AC Adapter Charger Power Cord
The charger works just fine, but the charging system complains when you plug it in. In fact the charging system says it will charge he laptop, but it lacks some management circuitry. A small annoyance.