Alkaline battery cadmium-nickel bag with excellent electrical performance, long life, strong structure, overcharge resistant, low self discharge, high reliability, easy maintenance, and for different electrode structure to accommodate the different rate-current discharge. Widely used in electrical appliances, telecommunications, lighting, power device of standby power supply and DC operating power supply, and oil, DC motor start of DC power such as power, transportation, and supporting the use of solar energy devices.