The 2nd power outlet should be just under the glove compartment on the left side. Not readily accessible except by the passenger.
PS: you bought a car just to put it in storage right away for the winter??
2011 335i e93 'vert
6-AT | Le Mans Blue Metallic | Coral Red | Dark Glacier Aluminum trim
Premium Package | Convenience Package | Cold Weather Package | M-sport package w/ 18" alloy wheels and paddle shifters | Navigation | Harman Kardon | iPod and USB adapter