Mokungit 10/20 Pairs 3 Pin JST SM Male Female Plug LED Connector Cable For WS2812B WS2811 SK6812 LED Strip Lamp with 15cm Long Wire (20 Pairs) 3 pin JST SM Male Female plug LED Connector Cable For WS2812B WS2812 WS2811 LED Strip Lamp Used for: LED Light Strip No need soldering Application: Great For LED Strip Connecting or more you think Please check the colors of the wires and their respective polarities before connecting to your device(s).