Diffused LED - RGB 10mm - COM-11120 - SparkFun Electronics
10mm RGB Snap&Light Led Strip Joiner
EEEkit 20pcs 4 Pin Solderless Waterproof LED Strip to Strip Connector RGB Flex LED Ribbon LED Rope LED Tape Light Gapless Adapter for 10mm Wide Waterproof SMD 5050 RGB Flexible LED Strip
Diffused RGB (tri-color) 10mm LED (10 pack) [Common Anode] : ID 848 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits