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.
Exciting magnet exploration for ages 8 and up!
Over 300 electronics projects in this kit will keep the young scientist busy!
Ever wonder how to survive in the wilderness? These cards can help!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
Make the coolest 3D pin art on your desk with this amazing desk toy.
Command robotic creations with this cool construction kit!