This standard LED bulb produces a yellow light. Excellent for most DIY electronics hobby or classrom projects. Connect to battery holders, buzzers, solar cells, and much more. Optimum voltage of 2.3V, with a max allowed voltage of 3V (DO NOT EXCEED 3V). The bulb features red and black wire leads, which are reinforced with black tubing near the bulb itself.
This caffeine molecule mug makes an excellent gift!
A combination of three of our great discovery toys, all in one package!
Build a robot that's an artist too!
This mirascope creates a 3D hologram image!
This classic desk toy will keep you amused!
See the solar system in action!
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