ALKALINE special battery, V23GA, 10+ items. Supplied = assembled. Voltage = 12 V. Height = 28.5 mm. Width = 10.3 mm. Battery size = V23GA. Product type = batteries. Designed for stand-by and pulse applications for professional and private use. Low self discharge and long runtime. Contain no mercury. VARTA ALKALINE special batteries are high quality alkaline batteries that contain no mercury and that come in special formats ideal for electronic devices that require a sustained energy supply. Please note: It is prohibited to dispose of batteries and rechargeable batteries as household waste. They can contain hazardous substances that can harm the environment and your health. At the same time, they also contain important resources such as nickel, iron, zinc or manganese that can be recycled. You are therefore obliged to dispose of these products in the correct manner. After using the batteries and rechargeable batteries, you can either send them back to us or dispose of them free of charge at the nearest collection point (e.g. at official collection points or at retailers) .