The 1550nm Fabry-Perot laser from OSI Laser Diode, Inc. is a Laser Diode with Wavelength 1550 nm, Output Power 0.0005 to 0.002 W, Threshold Current 10 to 14 mA, Output Power (CW) 0.0005 to 0.002 W, Operating Temperature -20 to 70 Degree C. More details for 1550nm Fabry-Perot laser can be seen below.