The OLD2352-C4-SRE from Optocom Corporation is a Laser Diode with Wavelength 1480 nm, 1580 nm, Output Power 0.2 mW, Output Power 0.2 mW, Operating Voltage 1.1 to 1.5 V, Operating Current 18 to 30 mA. More details for OLD2352-C4-SRE can be seen below.