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.
Use this awesome prism to teach about optics and light in the classroom setting!
Explore the wonders of wind power with this amazing kit!
Comprehensive collection of 30 fossils.
Create beautiful art with this amazing sun paper!
Perform awesome experiments using everyday materials found in any kitchen!
This toy combines the wonders of Sea Monkeys and glow-in-the-dark fun, all in one!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.