BPS4-3C 3.6V NiCd C S3 C Stick Cell : 3.6V 2500mAhUsage and CompositionEmergency Lighting, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security ServicesNickel Cadmium (NiCd)Battery SpecificationsVoltage 3.6VNominal Capacity 2500mAhPhysical DimensionsSize C X 3 StickWidth 25.5mmHeight 148.5mmWeight 234g