This Cegasa ZincAir-pack Alkaline 6V 150Ah is compact and has a very long shelf life, this battery is only active after removing the sticker. CEGASA has become the biggest player in the field of air depolarisation: Air-Alkaline (also known as Zink/Lucht) which gives the battery a number of technical advantages. A higher energy density, high output voltage and stability during the entire discharge.