Where Can i find good outlet's (Cheap ones) nearby Washington D. C?

Outet's and maybe a good place to buy eletronics like iPads, iPhones Good prices

Added (1). It can be in some places kinda near Washington around the district of Columbia or Baltimore.

Micro Center, Fairfax
A lot of anything at Potomac Mills.

Best buy or online

Leesburg outlets, pentagon city mall