520nm 10mw Green Laser Module with a Laser Head Diameter of 6mm

Focusable 450nm 50mW Dot/Line/Cross Blue Laser Diode Module

650nm 100mW/532nm 50mW/450nm 100mW Red Green Blue Laser Module

Full Sky Star 532nm 50mw Green Laser Module

Dot/Line/Cross Beam 515nm 520nm 10mw Green Laser Module with USB Interface 1240

520nm 10mw/30mw/50mw/80mw Green Dot/Line/Cross Laser Diode Module Power Holder

Brass 405nm 50mW Purple Violet/Blue Dot/Line Laser Diode Module 3.7V w/Driver

USB 638nm/650nm/450nm/520nm Red Blue Green Dot/Line/Cross Laser Module +Heatsink