The RLCW520C-5-5 from Roithner Lasertechnik is a Laser with Wavelength 520 nm, Power 4.5 to 5.5 mW, Output Power (CW) 0 to 10 mW, Operating Temperature 10 to 60 Degree C, Storage Temperature 20 to 70 Degree C. More details for RLCW520C-5-5 can be seen below.