Input : 100-240V 50-60Hz (for worldwide use).Output: 19.5V 3.34A,65W.Connector size : 4.5 mmx3.0 mm.Compatible Part Number: AA45NM131 DA45NM131 DA45NM140 HA45NM140 HK45NM140 LA45NM121 LA45NM131 LA45NM140,CC0DT X9RG3 492-BBOF 312-1307 332-1827 450-18919 450-1846 450-18920 450-18066 4H6VH,CDF57 D0KFY JHJX0 0JHJX0 JT9DM P47F P55F 03RG0T 0X9RG3 04H6NV PA-1450-66D1 FA45NE1-00Compatible:Dell Inspiron 11: 3147 3148 3152 3153 3157 3162 3168 3179Dell Inspiron 13: 5368 5378 7347 7348 7352 7353 7359 7368 7378Dell Inspiron 14: 3451 3452 3458 3459 3462 3467 5451 5452 5455 5458 7437 7460Dell Inspiron 15: 3551 3552 3558 3565 3567 5538 5551 5565 5567 5568 5578 5579 7558 7568 7569 7579Dell Inspiron 17: 5755 5758 5759 5765 5767 5770 7778 7779Dell Latitude 12: 720Dell Latitude 13: 3379 7350Dell Vostro 14: 3458 3459 5459 5468Dell Vostro 15: 3558 3559 5568Dell XPS 11: 9P33Dell XPS 12 12D: L221x 9Q23 9Q33 9Q34 MLKDell XPS 13: 321X 322X L321X L322X 3943 9333 9343 9344 9350 9360Dell Optiplex 3020 7040 9020 3046colour:blackmaterial:ABSsize:4.5*3.0mm 113*51*30mmPackage Contents:1 * suitable for DELL laptop power adapter