The LDX-3518-1550 from RPMC Lasers Inc. is a Laser Diode with Wavelength 1550 nm, Output Power 4000 mW (Fiber) to 5000 mW, Output Power 4000 to 5000 mW, Threshold Current 800 mA, Operating Current 14000 mA. More details for LDX-3518-1550 can be seen below.