This is Geekcreit® WS2812B SMD LED Board. Light source: 5050 RGB SMD
Sheet
Material: aluminum substrate
IC models: WS2811
Gray levels: 256
Light Angle: 180 °
Emitting light
Colours: can through the controller tuning for, white, red, yellow, blue, green, etc
Standard working voltage: DC 5 v
Power: 0.3 W + /
- 0.01%
Waterproof level: not waterproof
The size of the FPCB board:
Width: 10 mm, thickness: 3 mm