Home → News Industrial Energy Storage Systems: First Experience of Operation in Ukraine The Cheapest Long-Term Power Banks: The Scientific Research The Ukrainian Manufacturer - Avtonomni Dzherela Strumu LLC Continues Deepening the Cooperation with the European Community Avtonomni Dzherela Strumu (Autonomous Current Sources) at the Eco Energy Expo-2021 International Specialized Exhibition Electricity storage system New-look alkaline batteries International exhibition Eco Energy Expo 2020 Lithium Iron Phosphate (LiFePO4) Battery Manufacturing