BAT4SC 4.8V NiCd Sub C S4 Sub C Stick Cell : 4.8V 1800mAhUsage and CompositionEmergency Lighting, Two Way Radios, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security ServicesNickel Cadmium (NiCd)Battery SpecificationsVoltage 4.8VNominal Capacity 1800mAhPhysical DimensionsSize Sub C X 4 StickWidth 22.6mmHeight 171.6Weight 184g