Features:
- Not only your kids will know something about electric components, but also understand the principle of parallel circuits.
- This toy DIY kit is good for stimulating children's learning interests and developing their thirst for knowledge.
- Help to cultivate children's curiosity about science, and to improve their ability of innovation and practice of their own.
- Selected top-quality metal components to achieve the best and most stable performance.
- Made of good quality wood planks and plastics, safe to use and environmentally friendly.
- Designed for children aged 7 and up, this mini Traffic Lights Model is very easy to assemble.
Specifications:
- Material: Wood+plastic
- Power Supply: 2 * AA battery (NOT included)
- Item Weight: 120g
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