Assemble your own hand-crank flashlight, great for outdoor adventures, emergencies, or just battery-free fun. Follow the hands-on experiments in the instruction set to learn how capacitors, stepper motors, and diodes work. This electronics building kit for teens is recommended for ages 12+.
From the desk of the product designer:
Behind the design
“This circuit is a great way to experiment with electronic components like resistors, diodes, and capacitors. Plus, you get to use what you learn to make a brilliant flashlight!”
- KiwiCo Product Designer
By the numbers
Motor prototypes that survived kid testing
Motor's gear ratio