1) AC power charger adapter for your Dell Laptop
2) Input: AC100 - 240V 1.2A 50-60Hz
3) Output: 19.5V 3.34A
4) Output Tips: 7.4mm x 5.0mm
5) Compatible Laptop Models:
For Dell Latitude 3330/E6540/E7240/E7740/3440/3540/E5440/E5540/E6440/3340/E5250/E5450/E5550/3450/3550/E7250/E7450/3160/E5470/3350/3460/3470/3560/3570/E5270/E7270/E7470/5280/5580/3180/3189/3380/3580/3480, Inspiron 17R (5737) / 14(3437) / 15R(5537) / 15 7000 Series(7537) / 17 7000 Series(7737) / 17 (3737) / 17 7000 Seri; Latitude Rugged Extreme 7204 7404