Never fumble in the dark again! Craft your own pocket-sized flashlight from an Altoids tin for portable illumination during ...

Altoids – they’ve been around since ... each of which will fit in a Mint Tin case. The AM transmitter can run on 9V or 12V, and even includes a USB power output for charging an MP3 player ...

They are, however, extremely expensive. You can, however, build one in an Altoids tin with an Arduino Nano, a small screen, and an AD9850 frequency synthesis module picked up on eBay. The basic ...