Nikon MB-D11 Multi-Power Battery Pack for D7000 is now available for pre-order at Adorama.
Update #1: Amazon is also taking pre-orders.
The battery pack includes a MS-D11 EN rechargeable Li-ion and a MS-D11 AA battery holders (batteries not included). Up to 2,100 shots on a single charge can be achieved when using EN-EL15 battery grip. The MB-D11 has controls for AE-L/AF-L button, main/sub command dials, shutter-release button, shutter-release button lock and multi selector. The battery pack has the same magnesium alloy body and weather/dust resistance as the Nikon D7000.