Solar Power Generator Motor Mini Fan Panel DIY Science Education Model Kit Features: Cultivate children's practical ability, so that knowledge is no longer theoretical. Improve children's consciousness and ability to win at the starting line. Cultivate children's interest in learning and thirst for knowledge, and improve their academic performance. Scientific knowledge in small production can lay a for future inventions, mathematical, physical and chemical studies. Exercise children's hands- ability, understand the advantages and disadvantages of solar photovoltaic power generation and photovoltaic power generation. Product details: Features: DIY, Kids Toy, Educational Due to the light and screen setting difference, the item's color may be slightly different from the pictures. 1 x Set of Solar Fan Model Material: Plastic Exercise children's hands- ability, understand the advantages and disadvantages of solar photovoltaic power generation and photovoltaic power generation. Scientific knowledge in small production can lay a for future inventions, mathematical, physical and chemical studies. Improve children's consciousness and ability to win at the starting line. Please allow slight dimension difference due to different manual measurement. Cultivate children's interest in learning and thirst for knowledge, and improve their academic performance. Cultivate children's practical ability, so that knowledge is no longer theoretical. Product detailss Battery and screwdriver not contained Experimental purpose:Let the children the characteristics of solar photovoltaic power generation and photovoltaic cells, the driving principle of the motor, how the rotates to produce wind. Package content