18x65mm Focusable 520nm 10mw/30mw/50mw/80mw Green Dot/Line/Cross Laser Diode Module W/ Adapter & Holder. Wavelength：520nm (center wavelength). 1pc 18x65mm Focusable 520nm Green Laser Diode Module. Output power(mW): 10mw/30mw/50mw/80mw.
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