Meco 330W 19.5V 16.9A AC Laptop Adapter Charger Power Cord for Dell Alienware M18x R2 Laptop

330W 19.5V 16.9A AC Laptop Adapter Charger Power Cord for Dell Alienware M18x R2 Laptop Specifications: Product Name: AC Laptop Adapter Charger Material: Fireproof PVC(Polyvinyl chloride) material Color: Black Connector size(mm): 7.4x5.0mm Output: 19.5V 16.9A Input : 100-240V 4.4A 50-60Hz Compatible Models: Dell Alienware M18x, M18x R2 Notes: Please make sure the Output and connector size are matching your original adapter before you buy. Output Voltage and polarity must match with your old adapter. Output current is not as critical as output voltage, you could select either same or higher output current adapter. You can check with the Output Voltage and Output Current on the label of your original charger or the bottom/back of your laptop. As to the polarity (connector size) you can measure it or compare with ours. Package included: 1 x AC Laptop Adapter Charger