The adapter charger has been tested to ensure compatibility with the following Dell laptops(DC Size: 4.5 MM * 3.0 MM):
Compatible with Dell Notebook:
for Dell Inspiron 17 1750 1764 1705 1720 1721 1737 1747;
for Dell Vostro 3500 3500n 3550 3550n 3555 3560 3700 3700n 3750 A840 A860 A860n;
for Dell OptiPlex 3050 3060 9020 7060 7070 7090 5060 5070 5080 3020 3070 3080 3090 3040 5050 7050 7070 Micro Desktop;
for Dell XPS 13 L321X L322x 9343, XPS 12 9Q23 9Q33, XPS 11 9P33;
Compatible With Dell P/N:
AA90PM111, YD9W8, PA-1900-32D, LA90PM111, DA90PM111, 0W6KV, ADP-90LD, Y808G, Y807G, D094H, C120H, DA90PE1-00, WK890,
330-1825, NN236, 330-1826, 330-1827, 330-1828, PA-3E, PA-2E, PA-10, YY20N, MK947, TK3DM, FA90PM111, PA-1900-01D3, PA-1900-02D,
PA-1900-02D2, PA-1900-02D3, PA-1900-32D5, ONN236, DA90PE3-00, RT74M, 0RT74M, VRJN1, PA-3E Family.