Check the listing for details. 1/2X DC Micro Motor Small LED lights Vertical Axis Wind Turbine Generator blades. Condition: New. Listed at 11.99 USD. Material: Electrical components Color: See pictures Specification: 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 - 5.5v Output current: 0.01 - 100mA Rated speed: 100 - 6000 rev/min Size: See the picture Quantity: 1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! Package includes: 1PCS (1PCS x Motor + 4PCS x Vertical Blade) OR 2PCS (2PCS x Motor + 8PCS x Vertical Blade) On Nov 4, 2022 at 21:19:08 PDT, seller added the following information:Material: Electrical components Color: See pictures Specification: 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 - 5.5v Output current: 0.01 - 100mA Rated speed: 100 - 6000 rev/min Size: See the picture Quantity: 1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! Package includes: 1PCS (1PCS x Motor + 4PCS x Vertical Blade) OR 2PCS (2PCS x Motor + 8PCS x Vertical Blade) On Nov 4, 2022 at 21:19:08 PDT, seller added the following information: