RGB vs RGBW LED Strips Differences by SIRS-E - YouTube
5pin RGBW/RGBWW LED Strip Light 12mm Wide Jumper, RGBW LED Stripe 17cm Long Converter Adapter Corner Connector to The Controller, Solderless Extension Connector for RGBW LED Strips [RGBW-ACCESSORIE-008] - $0.89 :
10pcs Pack (5Pair) 5pin RGBW/RGBWW LED Strip Connectors – LightingWill
5m 12V 24V DC SMD 5050 RGBW RGBWW Flexible LED Strip 4 Color in 1 LED Chip 60LEDs/m 300LEDs IP20 IP65 IP67 Waterproof Tape 12mm - AliExpress Lights & Lighting
Amazon.com: BTF-LIGHTING RGBW RGBWW Warm White SK6812 (Similar WS2812B) 16.4ft 5m 60leds/Pixels/m Individually Addressable Flexible 4 Color in 1 LED Dream Color LED Strip Non-Waterproof DC5V : Tools & Home Improvement
RGB, RGBW & RGBWW LED Strips Comparison - JESCO Lighting Group