Flip Video Battery Pack for 2nd Generation Ultra & UltraHD by Flip Video

.The Flip Video Battery Pack lets you keep your Flip Ultra (2nd Generation) or Flip UltraHD Camcorder charged and ready to shoot video anytime, anywhere. A powerful, convenient and environmentally friendly alternative to disposable AA batteries, the Flip Video Battery Pack recharges when your Ultra or UltraHD is connected to your computer’s USB port or to a Flip Video Power Adapter.