BPS4-4 4.8V NiCd D S4 D Stick Cell : 4.8V 4000mAhUsage and Composition Emergency Lighting, Memory Backup Systems, Professional lighting, Emergency Medical Equipment Security Services Nickel Cadmium (NiCd) Battery Specifications Voltage 4.8V Nominal Capacity 4000mAh Physical Dimensions Size D X 4 Stick Width 33mm Height 240mm Weight 500g