Sparkfun Electronics WS2812 Breakout Hookup Manual page 13

The WS2812 Addressable LED strips come in a few flavors, which vary by size and sealant. You can get them in
either 1m or 5m lengths, high density, or side emitting. For each length the strip, they can be either covered by a
waterproof sealant or left bare.
5m Sealed
1m Sealed
5m Bare
1m Bare
1m Bare, Skinny
1m Bare, Skinny, High Density
1m Bare, Skinny, Side Lit
1m Sealed, Whtie Tri-Color
The waterproofed strips are rated IP65 -- dust tight and protected from water jets.
Each strip has 60 LEDs per meter, which are spaced about 1.65cm away from each other.
Connecting to the Strips
Each end of the LED strip is terminated with a set of three colored wires: red, green, and yellow. Two wires are for
power, and the third transmits data either into our out of the strip:
Wire Function
Color
Red Vcc
The LED strips come on a reel as shown above.
Notes for the WS2812
WS2812 power supply. Should be a
regulated supply between 5V and 7V.
Notes for the WS2812B
WS2812 power supply. Should be a
regulated supply between 3.3V and 5V.