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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
1 X Hand crank generation model
15V)5 x Lightbulb3 x Lightbulb Holder3 x Switch3 x Battery Holder1 x Resistor Module (5-Ω
it is durable and reliable
https://simplebooklet
You get three (3) IC's
DIY Electric Butterfly STEM Kit jeep 1 X Hand crank generationPrinciple: The mechanical butterfly is a very interesting kit. After assembling the product, install the battery and turn on the switch. Because the gear plate is connected to the butterfly wing plate, according to the principle of gear transmission, after electricity, the wings flap. Teaching Aid Mechanic Theory! Mechanic Engineering concepts for gears. Instructions in English included in package. Stem Toys are Science, Technology, Engineering, and
US$ 21.99
US$ 17.00
US$ 12.95
