The LogiLink Ultra Power Alkaline batteries are perfect for radios, toys or other household device with reliable and long lasting energy.Alkaline technology ensures power for high drain devices 0% Mercury and Cadmium, free from harmful heavy metals Voltage: 9V Capacity: 480 mAh Shelf life: Up to 5 years Chemistry composition: Zinc, Manganese Dioxide, Potassium hydroxide, Graphite Powder, Non-woven separator Package content: 1x 6LR61 Alkaline battery