BlackBerry Mini Extra Battery Charger - 5V DC - 30-1133-01-RM
Now you can make sure you have a spare battery fully charged while you continue to use your BlackBerry device. Use the Mini Extra Battery Charger to power up a spare battery. You'll have the security of knowing your extra battery is charged and ready whenever you need it. Works with any BlackBerry device Mini-USB cable or automotive, travel or wall charger.