High performance quality «Made in Germany», brand product produced in Germany The premium stacks always provide adequate energy release with a constant lasting performance 10 years of durability, watertight, durable and certified according to international standards: DIN EN ISO 9001: 2008 and DIN EN ISO 1 4001: 2005 Ideal for devices with a high demand for energy such as, for example, toys by remote control, radios, CD players, flashlights, scales, medical devices, electronic tools, Robots, cameras, loudspeakers, lamps, etc. suitable for lighting, auxiliary or emergency lights, radio recorders, alarm systems and other daily use applications