BPS4-5 6V NiCd D S5 D Stick Cell : 6V 4000mAhUsage and CompositionEmergency Lighting, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security ServicesNickel Cadmium (NiCd)Battery SpecificationsVoltage 6VNominal Capacity 4000mAhPhysical DimensionsSize D X 5 StickWidth 33mmHeight 300mmWeight 625g