0 - 300mA Variable Current Step-up (Boost) 405nm Laser Driver Board - Hand-held Lasers and Modules - OdicForce
5A High Current NDB7A75 3.5-4.5W 445nm Blue Laser Driver 12V Step-Down Constant Current Drive Circuit w/TTL : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products
532nm 650nm 635nm 780nm 405nm 450nm Red Blue Purple Green Laser Diode Driver Circuit Board - AliExpress
405nm 50-200mw Violet Blue Purple Laser Module Power Supply Driver Board 12V with TTL: Amazon.com: Tools & Home Improvement