Solar charge controllers are essential for ensuring the smooth functioning of a solar panel and its battery. This 3A model will keep your battery charged at a constant of 11.1V. Also features over-charge, over-discharge, overload, and short-circuit protection. Designed for lithium batteries.
Build 14 assorted solar robots, some of which can travel over water!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Explore the wonders of wind power with this amazing kit!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Command robotic creations with this cool construction kit!
Check out this high-quality gyroscope!
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