B20pcs 4 Pin Connectors Male for Led Strip Lights RGB 5050 3528 Insert Easy Use ReviewbP PP 20pcs 4 Pin Connectors Male for Led Strip Lights RGB 5050 3528 Insert Easy Use PSMD5050 RGB 3528RGB led strip lightsPled lamp led lightingPconnecting linkablePsolder,welding，male 4 pinsP4 Pins are copper electroplated;P