The RHEINTACHO 5510.201, part of the pocketStrobe LED series, is a compact, high-performance handheld stroboscope designed for non-contact rotational speed measurement and motion observation. Featuring a powerful array of 15 high-intensity LEDs, it delivers bright and uniform illumination for clear visualization of fast-moving parts, even in challenging lighting conditions. Its ergonomic, portable design powered by standard AA batteries makes it an essential tool for maintenance engineers, quality control inspectors, and technicians in various industries such as printing, packaging, and automotive. The device offers exceptional accuracy and a wide measuring range, ensuring reliable performance for diagnostics, inspections, and process monitoring.