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Color-changing desiccant: monitor filament environment effortlessly
Holes for Servo 2
however size may vary
5pcs NPN Transistor (S8050)
Smart Circuit Kit promo Color-changing desiccant: monitor filament environmentSmart Circuit This comprehensive kit enables exploration. Here are some examples included: Solar Powered House Explore the power of clean energy by using cardstock templates to design a solar powered mini house in this solar STEM activity. Solar panels harness energy from the sun and turn it into electricity. Panels are made up of many photovoltaic cells that absorb photon light particles. Step Counter Project Turn your BBC micro: bit into a step
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