BTF-LIGHTING WS2812B IC RGB 5050SMD Pure Gold Individual Addressable LED Strip 3.28FT 144LED 144Pixel/m Flexible Full Color IP67 DC5V for DIY Chasing Color Project(No Adapter or Co

High-quality LED Chip. Instead of others' alloy chip wire or copper chip wire, This WS2812B RGB LED use Pure Gold Wires inner, which more stable, have exceptional quality, ultra bright, less light decay and longer life.