Light-emitting diodes, PCB Surface Mount LED, IR emitters, Opto-electronics

 SML-LX0404SIUPGUSB

Red/Green/Blue 0404 120° Water Clear 30/40/20 mcd PCB Surface Mount LED

https://www.futureelectronics.com/p/semiconductors--optoelectronics--leds/sml-lx0404siupgusb-lumex-5003908