The LC-LMD-635-04 from Laser Components is a Laser with Power 0.6 to 3 mW, Wavelength 630, 634, 640 nm, Output Power (CW) 0.6 to 3 mW, Operating Temperature -5 to 50 Degree C, Storage Temperature -20 to 75 Degree C. More details for LC-LMD-635-04 can be seen below.