5 piezas 505nm±10nm 20mW 3-5V hierba punto verde módulo de diodo láser 12x35mm

5pcs 12x35mm Focusable 505nm 20mW grass green dot Laser Diode Module 3-5V. 5pcs 505nm 20mW 5V 12 35mm grass green dot Laser Module. Wavelength:505nm±10nm. The shape of the laser:dot. Output power:20mW.

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