BPS4-4C 4.8V NiCd C S4 C Stick Cell : 4.8V 2500mAhUsage and CompositionEmergency Lighting, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security ServicesNickel Cadmium (NiCd)Battery SpecificationsVoltage 4.8VNominal Capacity 2500mAhPhysical DimensionsSize C X 4 StickWidth 25.5mmHeight 198mmWeight 312g