I'm planning on buying a power inverter for my car for use during my drive to Brooklyn and I want to be able to use my laptop during that time. I haven't gotten the laptop in the mail yet, but I need to buy the Inverter ASAP and i need to make sure that my laptop gets enough power on the trip.
The system uses a 90 Watt AC Adapter, so something like this: http://accessories.us.dell.com/sna/products/Accessories/productdetail.aspx?c=us&l=en&s=dhs&cs=19&sku=A0376551 should be perfect in case there are spikes. If you are talking about a different type of inverter please let me know.
I hope this helps.
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