Input: 100V-240V 50-60Hz, Output: 19.5V 6.67A 130W, Connecter Size: 4.5*3.0mm look at the model of the interface in the second picture BULL-TECH Compatible Dell Computer Model: XPS 15 9530/9550/9560/9570;Precision M3800/5510/5520/5530;OptiPlex 7050 7060 7070 7090 5060 5070 5080 BULL-TECH Compatible With: Dell XPS 15 9530 9550 9560 Dell Inspiron 13 7347 13 7348 7459 Dell Precision 5520 Dell Precision Mobile Workstation 5510 M2800 M3800 Dell P/N: DA130PM130 HA130PM130 6TTY6 0RN7NW 0V363H Laptop Charger Package Include:1X AC Cord,1X AC Adapter After Sell Service: We have always been committed to provide products of superior quality at unbeatable prices, if you have any questions about the items, please feel free to contact our customer service team, we will reply you within 24 hours