The PH852DBR Series from Photodigm, Inc is a Laser Diode with Wavelength 850 to 854 nm, Output Power 0.04 to 0.28 W, Operating Voltage 2 to 2.5 V, Operating Current 0.2 A, Threshold Current 40 to 50 mA. More details for PH852DBR Series can be seen below.