SPECIFICATION: DC Output 19.5V 3.34A, Input 100-240V 50-60Hz, Power 65 Watt, Connector Size outside diameter & inside diameter 7.4*5.0mm(round tip with pin), AC power cord Length about 48 inch, 3 prongs, Weight about 12oz/0.75lb, Package includes 1xAC adapter, 1x extended DC power cord. To choose the correct charger, please check your original chargers output voltage and current, barrel shape and size. COMPATIBILITY: Fit PA-12, PA-12 Family, PA12, PA-10, PA10, 9T215, 310-2860, 310-3149, 310-4408, 310-7251, 310-7696, 310-7697, 310-7866, 310-8363, 310-8941, 310-9048, 310-9050, 310-9249, 310-9438, 310-9439, 5U092, DF263, F7970, HF991, MK911, N2765, N2768, NF642, PA-1650-05D, PC531, XD733, XD802, YR733, 2H098, 7W104, C2894, UC473, NADP-90KBA, 310-7712, 310-2862, 310-3399, 310-4002, 310-6325, 310-6557, PA-1900-02D laptop charger. FIT MODELS: for Dell Inspiron n5110 n7010 n5010 n4010 n7110 n5050 n4110, Latitude E4200 E4300 E4310 E5250 E5400 E5410 E5430 E5440 E5450 E5480 E5500 E5510