Warranty Service: RAINSUNG store provide 30-day return and money back service. If you have any question, please contact us in time, and we will reply within 24 hours. Specification: DC jack charging cable power port for Dell about 4.5cm / 1.77in length, 1.6g weight, 7wire, 8 pin connector, installation simple (Warm- tip: Before installation, please make sure you have related skills). Compatible Part Numbers: DC Jack Cable for Dell part number PF8JG 0PF8JG 450.07R03.000 450.07R03.0021 (Please refer to the product picture for the jack). Compatible Model Numbers: DC Power Jack compatible for Dell Inspiron 15 (5568 7569 7579 7570) 13 (5368 5378 7368 7378) Latitude 3390 2-in 1. High Quality: DC power jack port cable replacement for Dell, Fine workmanship, durable, and have been times tested before shipment.