This is a genuine OEM item made by Samsung
Compatible Models : WA40J3000AW-A2-12, WA40J3000AW-A2-13, WA40J3000AW-AA-11, WA40J3000AW-AA-12, WA40J3000AW/A2-11, WA40J3000AW/A2-12, WA40J3000AW/A2-13, WA40J3000AW/AA-11, WA40J3000AW/AA-12, WA40J3000AW/AA-13