Balance Stirg Engine Miniature Model Steam Technology Scientific Power Generation Experimental Toy Color:ENGINE hand-woven

hand-woven

Colors may have color differences due to factors such as light

a/b/g/n/ac /ax Wifi6 stronger signal) support BT 5

Model: K88

Balance Stirg Engine Miniature Model Steam Technology Scientific Power Generation Experimental Toy Color:ENGINE hand-wovenEngine principle is intuitive, educational toys, teaching experimental equipment can effectively cultivate children's interest in learning can also be used for classroom teaching, more intuitive and easy to understand. Description: Material: Aluminum alloy,glass Color: Silver gold Size: 160x87x110mm Instructions: Please go to the pharmacy to buy 95% purity alcohol, anhydrous industrial alcohol better. Fill the alcohol lamp to less than two thirds.