The FSLD-680-01-FC from Frankfurt Laser Company is a Superluminescent Diode with Wavelength 660 to 690 nm, Output Power 1 to 2 mW, Bandwidth (FWHM) 7 to 8.5 nm(Spectral Width), Forward Voltage 2.8 V, Forward Current 160 mA. More details for FSLD-680-01-FC can be seen below.