High-Quality Fan Blades Combined With Motor Blower Design,High Speed,Efficient Wind Collection The Blades Are A Rose-Shaped Spiral Design,With The Motor And Blades Integrated Generator Has Low Noise,Has High Working Efficiency And ,Allowing You To Use It For A Long Time Generator Is Small And Flexible,Easy To Carry,Strong Practicability,And Convenient To Use Using The Principles Of Aerodynamics,The Spiral Stirs The Air,Circulates The Air In Seconds To Drive The Air Flow Balance,And Efficiently Collects Wind Energy It Can Be Used For Scientific Experiment And Model Making,Teaching Lectures,Etc Color: White Material: ABS Package Contents: 1 x Micro-type wind turbine (Wire colors and styles are random in different batches) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.