The VLM-635-05 SPT from Quarton Inc is a Laser with Wavelength 635 nm, Power 0.001 W (1 mW), Output Power (CW) 0.001 W (1 mW), Operating Temperature 15 to 30 Degree C, Storage Temperature -20 to 65 Degree C. More details for VLM-635-05 SPT can be seen below.