The Duracell Pocket USB charger provides consumers with the right power, at the right place, at the right time. Today's consumers expect power solutions that enable them to stay connected, provide greater freedom and convenience, and to empower them to live their life the way they want to live it. The Duracell pocket charger is a lithium ion rechargeable source of portable back up power for cell phones. Charge the Pocket charger with any USB connection. The affordable and compact Duracell Pocket charger provides a quick 30% charge to a BlackBerry Curve or up to a 60% charge for a Motorola RAZR V3. Dead cell phones are a thing of the past with the new Duracell Pocket charger.