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 over 100 exciting electronic projects with this easy to use kit!
The Wimshurst Machine is a high quality static machine for student labs.
Check out this amazing renewable energy science kit featuring the wonders of hydroelectric power!
Learn Chemistry While Creating Sweet Treats
The Ball of Whacks is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Discover how solar cells make electricity with this awesome kit!