BPW4-4C 4.8V NiCd C W4 C Wide : 4.8V 2500mAhUsage and Composition Emergency Lighting, Two Way Radios, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security Services Nickel Cadmium (NiCd) Battery Specifications Voltage 4.8V Nominal Capacity 2500mAh Physical Dimensions Size C X 4 Wide Width 51mm Height 99mm Weight 312g