The picture shows an original JVC BN-V11U video camera battery (6 volts and 1100 mAh capacity, it is a rechargeable Nickel-Cadmium Ni-Cd battery). [1, 2]
Battery Information:
Model: JVC BN-V11U
Voltage: 6 Volts
Capacity: 1100 mAh
Type: Rechargeable Nickel-Cadmium (Ni-Cd)