DC Micro Motor Small LED lights Vertical Axis Wind Turbine Generator Blades brand new and high qualityMaterial: Electrical componentsColor: See picturesSpecification:Motor diameter: approx. 24.5mm/0.96"Motor height: approx. 34.2mm/1.35"Motor shaft diameter: approx. 2mm/0.079"Motor shaft length: approx. 13.5mm/0.53"Blade diameter: approx. 100mm/3.94"(after assembling)Blade Aperture: approx. 1.95mm/0.077"Output voltage: DC 0.01v - 5.5vOutput current: 0.01 - 100mARated speed: 100 - 6000 rev/minSize: See the pictureNo retail packageQuantity: 1PcNote: Due to the difference between different monitors, the picture may not reflect  the actual color of the item. Thank you!!