Cegasa is the world's leading manufacturer of Zinc-Air Alkaline technology industrial batteries. We are an 86 year-old company that has been a premier world-class manufacturer of power systems for applications demanding high performance and reliability, such as military, scientific, industrial, commercial, and research. Our non hazardous batteries are used all over the world in subsea exploration, seismic networks (advance earthquake warnings), tsunami data equipment, volcano eruption alarms, glacier tracking, landslide monitors, and radiation alarms. We ensure 2 years of operation in uninterrupted conditions and with maximum stability in the voltage output. CONDENSED SUMMARY OF ADVANTAGES Compact, lightweight battery with exceptional energy density, energy efficiency, and life capacity. 100% safe technology: No danger of explosion or spills. Extreme vibration resistance. Maintenance free: Battery is ready for immediate use without adding reagent liquids. Environmentally friendly: No mercury & no cadmium. Longer shelf life. Capacity loss of the stored batteries is just 5% in one year and 8% in two years. Constant output voltage with constant performance. Wide temperature range: -4F to + 122F. Applications: Seismology, clock, time and data stamping machines, alarms, lighting equipment, power lockers, telecommunications, autonomous systems, road signs, marine/railway/outdoor equipment, and agriculture.