Also, do you think this power supply is good enough?
http://www.ebay.com/itm/5V-2A-DC-2-5mm-EU-Plug-Power-Supply-Adapter-Converter-Chager-for-Tablet-PC-/190705402077?pt=US_Server_Power_Supplies&hash=item2c66ed80dd
It doesn't say that it's regulated, I don't know if that matters or not...