10pcs Modulo diodo laser punto verde erba 505nm ±10nm 20mW 3-5V 12x35mm

10pcs 12x35mm Focusable 505nm 20mW grass green dot Laser Diode Module 3-5V. 10pcs 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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