Generator Wind Propeller USB Light Bulb 18cm Length for Power Generation Teaching Experiment

Generator Wind Propeller USB Light Bulb 18cm Length for Power Generation Teaching Experiment Description

new and high quality
Made of high quality materials, sturdy
This learning toy is suitable for curious children, allowing them to understand the driving principle of the motor and how the propeller rotates to generate wind.
Cultivate children's practical abilities so that knowledge is no longer theoretical.
Fine workmanship and excellent performance.

Can be used as a teaching experiment for wind power generation.
Very suitable for cultivating students and children's hands-on ability.
Propeller length: 18 cm
Weight: about 4.8g
Installation: positive and negative blades, can be fixed on the generator
Bulb:5
USB cable:1M
Color:As shown
Material:Plastic+Metal

Package Contents:
1 * generator
1 * light bulb

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.