Manual/Spec Sheet NTE30048 Infrared Emitting Diode - 5mm (T-1¾) Features: High Radiant Intensity High Reliability Low Forward Voltage Pb Free Lens Color: Water Clear Applications: Free Air Transmission System Optoelectronic Switch Floppy Disk Drive Infrared Applied System Smoke Detector Additional Model #'s 72-NTE30048 NTE30048 UPC: 768249530619