High power 1.5W~2W 445nm Blue Laser Module Osram with TTL modulation
3.5W Industry Laser 445nm/447nm/450nm 3500mW Blue Laser Dot Module Diode NDB7A75 w/ TTL0-20kHz & Fan Cooling & Long Time Working: Amazon.com: Industrial & Scientific
PL 445nm Blue 2W Forensic Laser System | Foxfury Lighting Solutions