This is a standard DC power jack that can be mounted on a chassis for your next hobby electronics project. Measures 2.1mm.
Watch what your music can create with this amazing Snap Circuits set!
Check out this high-quality gyroscope!
Build a magnetic levitating train with this science fair project kit!
Discover how solar cells make electricity with this awesome kit!
This classic desk toy will keep you amused!
This magic bird defies gravity before your very eyes!
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