405nm 10mW 3in1 Dot/Line/Cross Focusable Violet Blue Laser Module w Heatsink

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

Focusable 405nm 20mW Dot/Line/Cross Laser Diode Module Violet/Blue with USB

3in1(dot/line/cross) 50mw 405nm Focusable Violet/Blue Laser Module w/5V Adapter

405nm 5mW 30mW 50mW Blue Violet Laser Module Frequency Adjustable Laser Light

Laser Module 405nm Violet Purple Blue Laser "Dot" Diode Adjust Focus 5mw DC3V-5V

Focusable Violet/Blue 405nm 20mw Laser Line Module Laser Lights w Adapter&Holder

Focusable 405nm 10/100/150/300mw Violet Blue Laser Module Dot Line Cross 18*65mm