This 532nm Super Safe Green Laser Pointer is for education, government or other settings where safety is a concern. At <1mW output power, this is class IIa Green Laser Pointer is still much more visible than a red laser pointer. Use it for presentations, trainings and conferences.
Great for countries where legal limit for laser pointers is 1mW (most countries in Europe, some South-American countries, Australia, etc.) Legal limit in USA is 5mW.
View the glory of space with this hi-tech telescope set!
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Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
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