Infrared 808nm 810nm 20mW Focusable Dot IR Laser Diode Module 12x35mm 3-5V

Focusable 20mw 808nm 810nm Dot Laser Diode Module 3-5V Adjustable. Wavelength:808nm 810nm. Notice: 808nm is IR laser which can only be seen a weak red light by the bare eyes.It's normal. 1pc 808nm 20mw laser Dot diode module.

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