The QSDM-830-2 from QPhotonics is a Superluminescent Diode with Wavelength 820 to 840 nm, Output Power 1.5 to 3 mW, Bandwidth (FWHM) 21 to 22 nm(Spectral Width), Operating Current 140 mA, Forward Voltage 2 to 2.5 V. More details for QSDM-830-2 can be seen below.