This HP UJ-832 DVD Ultra Slim DVD+/-RW Drive Notebook is a great addition to your laptop. It is capable of reading and writing various formats such as DVD-RW, CD-R, DVD+RW, and CD-RW. It also has a P/N of 394424-130 and a Model: 375557-001 394424-130.Note: I bought this for an HP Laptop I had and never used it. Now I don't recall the model of HP it fits. But if your replacing your dead DVD drive, go by the model of this drive for your exact replacement.Seller Note: I always ship my sale items the day after payment is completed. Plus I ship really fast and this ships FREE.