This product does not contain batteries. Three AA batteries need to be purchased by yourself. They can be bought at the local hardware store.
Specification:
Material: Environmentally friendly plastic and electronic originals
Science and education toy type: Physical class
Maintenance: Wipe clean with a soft cloth, avoid the water in the original or stay in a humid environment for a long time
Features:
1. Improve the ability to innovate, fall in love with invention and creation, learn circuit knowledge, and stimulate the imagination.
2. The projects in the manual start off basic and gradually become more complicated but not overly so.
3. Electronic Discovery kit is very easy to use with the manual guide where it describes what colors and numbers to use on the clear pad to create different electrical gadgets such as a fan, a light source.
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