US $15.28Original Price : US $21.83 (30%)
Cheap Offer Happyxuan DIY Traffic Light For Children LED Intelligent Microcontroller Board Programming Educatio with Free Shipping Worldwide!
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Product description
[33033242391]Happyxuan DIY Traffic Light For Children LED Intelligent Micro Controller Board Programming Educational Teaching Aid Science ToyMaterials: acrylic boardSuitable age: over 5 years oldProduct size: 12*7.5*13 cm (4.72*2.95*5.12 inches)Principle: The intelligent traffic light uses the micro-single-chip to control the red, green and yellow lights through the graphical programming to be on and off at 2s intervals, so that students can understand the role of the program.With programming foundation, you can also change the program to achieve other effects.Note: the price is for 1 set. The paper on the acrylic plate needs to be torn off. The batteries are not included.
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