7W 445nm Diode Laser Module (7W Input and 2.5W Optical Output) - ZENIX Store LLC
Blue 125w~nubm37 Red 43w~nurm31 Green 25w~nugm31 Rgb Laser Diode Array - Stage Lighting Effect - AliExpress
Amazon.com: CNC Laser Head 7W Blue Laser Module, Used for Engraving Wood and Stainless Steel, can Cut 3mm Plywood, with PWM/TTL : Arts, Crafts & Sewing