445-450nm High Power 1.6W 1600mw Blue Laser Diode Dot Module / w18x45mm & 6.7-7.5V: Amazon.com: Industrial & Scientific
Amazon.com: Portable 808 Diode Laser Hair Removal Machine (3 wavelengths: 755nm/ 808nm/ 1064nm)(#2) : Beauty & Personal Care
Amazon.com: Laser Engraver Cutting Module, ANNOYTOOLS 10W Output Optical Power Diode Laser Head, Double Ultra-Fine Compressed Spot Laser Cutter Module with Air Assistance, Laser Engraver for Wood and Metal