Like the Bank of England, the U.S.Federal Reserve has all but exhausted one of its most powerful tools for stimulating the economy -- lowering the key interest rate that banks charge to lend to each other.
VOA: standard.2009.03.18
The less-powerful cores take charge during routine functions, consuming less power and extending battery life.
The durable silicone unibody construction comes in four Technicolor shades and houses a 2.1 amp circuit, which is powerful enough to charge two smartphones or a voracious tablet.