Kingbright-KP-2012F3C-SMD-Infrared-LED-2-x-1-25mm-Kingbright-KP-2012F3C-A-surface-mounting-2-0-x-1-25mm-Infrared-LED-that-is-just-1-1mm-thick-The-device-is-made-with-F3-Gallium-Arsenide-dice-&-is-mechanically-&-spectrally-matched-for-use-with-phototransistors-Kingbright-KP-2012F3C-KP-2012F3C-Infrared-Emitting-Diode