This compact handheld generator is designed for versatile use in backup power, charging, testing, teaching, and small hydroelectric applications. It combines a durable metal build with quiet, stable operation and a compact, lightweight form factor for easy handling and installation. Key benefits Reliable backup power and charging capability for lighting and small devices when mains power is unavailable. Solid construction and corrosionresistant metal surface for long service life and consistent appearance. Low operational noise and steady output for test benches, educational demonstrations, and small installations. Compact and lightweight for easy transport, mounting, and handheld use. Features and important attributes Function: Suitable for backup lighting power, charging, electrical testing, teaching demonstrations, and use in small hydroelectric generator setups. Material: Metal construction with a smooth surface that resists rust and shows no obvious scratches. Size and weight: Small footprint and light weight for convenient handling and installation. Performance: Stable running with low noise for reliable operation in a variety of environments. Motor details and speed control: Motor stator winding is wire wound. An external speed regulator is required to enable speed regulation and to improve conversion efficiency. Make sure to use a compatible external regulator to achieve desired speed and output control. Practical use scenarios Emergency lighting and device charging: Install as a compact backup generator for lighting circuits and to charge small equipment during outages. Educational demonstration: Use in classrooms or labs to demonstrate generator principles, showing how speed regulation affects output and conversion efficiency. Small hydroelectric test or micro project: Integrate into a small turbine setup for testing and smallscale hydroelectric generation, using an external speed regulator to optimize performance. This unit is a practical choice when a compact, sturdy generator with external speed control capability is required for backup, testing, teaching, or small hydroelectric applications.