Features Low Noise: The surface of the DC generator is smooth, without obvious scratches, strong structure, low noise, and stable work performance. Compact Structure: Micro hydraulic motor is proportional to the output voltage of the non -stable voltage circuit. It has a compact structure and is easy to install. Applicable Scenarios: DC hydroelectric generators use selected electronic components and can be used for backup lighting power supply, charging, testing, teaching, hydroelectric generators, etc. Ductive and Stable Performance: Hydraulic testing generators are made of selective metal materials. It has the characteristics of durability and long service life, suitable for long -term work. Easy to Install: Hydropower is made strictly in accordance with standards, with reliability and high accuracy, small size, light weight, easy to carry and store, and easy to use. Features: 1.Made of selected material, durable in use. 2.Solid structure, low noise, stable working performance. 3.Smooth surface generator, no rust, no obvious scratch.  4.Compact size, light weight, easy to use. 5.Can be used for backup lighting power supply, charging, testing, teaching, hydraulic generator, etc. Specification: Condition: 100% brand new Material: Metal Weight: 300g/10.6oz Rated voltage: 5V-24V Rated current: 0-1500mA Maximum load power: 20W Package List: 1 x Hand-cranked Generator Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List