This is the Venom-Racing 5-cell 6V 1600mAh NiMH receiver hump battery pack.
Features: Built for superior strength and optimum power performance
Includes: Venom-Racing 5-cell 6V 1600mAh NiMH Receiver Hump Battery Pack with universal connector
Requires: Charger capable of charging NiMH batteries, such as the Great Planes Triton series or the Hobbico Accu-Cycle series
Length: 1.96 (50mm)
Width: 1.14 (29mm)
Height: 1.22 (31mm)
Weight: 4oz. (115g)