10pcs Industrial 405nm 20mw Line Laser Module Violet Purple Laser Light 13x42mm

10pcs Industrial 405nm 20mw Violet Purple Laser Line Module 13x42mm. 10 pcs Industrial 405nm 20mw Violet Purple Laser Module. Wavelength: 405nm. Laser Shape ： Line. Working Temperature: +15 degrees~35 degrees.

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