The DL-DFB27105T-A-25-I from DenseLight Semiconductors is a Laser Diode with Wavelength 1271 nm (Center), Output Power 5.4 to 8 mW, Output Power 5.4 to 8 mW, Output Power (CW) 5.4 to 8 mW, Threshold Current 9 to 25 mA. More details for DL-DFB27105T-A-25-I can be seen below.