Energy & Sustainability
Auto gadget says “thank you”

Lrg Auto Thanks
This is nice, the little sign thanks you when you drive nicely… Popular Science 1934 – Link.

Times have changed… sorta –

Img413 1541
DIY Automotive messages book – Link.

Driv-E-Mocion
LED car messages – Link.

Tagged

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone