Gently used and in good condition. About this item: The Zeikos Power grip for the Nikon D300 is the perfect solution for doubling your shooting time. It holds either 1 EN-EL3E Lithium-Ion Rechargeable batteries or 6 AA batteries. It has a vertical firing release with a lock and dramatically improves stability. • Professional high quality battery grip for Nikon D300 • Holds 1 EN-EL3E Li-Ion rechargeable Batteries • Complete with holder for 6 AA Batteries • Vertical firing release with lock • Item model number: ZE-NBG300