High power 1.5W~2W 445nm Blue Laser Module Osram with TTL modulation
4W Industry Laser 445nm/447nm/450nm 4000mW Blue Laser Dot Module Diode NDB7A75 w/ TTL0-20kHz & Fan Cooling & Long Time Working: Amazon.com: Industrial & Scientific
High Power 445nm Blue Laser Diode Module, Adjustable Focus 150mW-500mW Blue Laser Modules | Berlinlasers