Altitude Controlled LED Jacket Changes Color as You Climb

When your climbing gym throws a “glow in the dark” party, how can you stand out? For [Martijn], the answer was obvious. He made a jacket adorned with 32 WS2812 addressable LEDs whose color is addressable depending on the altitude to which he has climbed. The build is centered on…

Source: Altitude Controlled LED Jacket Changes Color as You Climb