808nm 200mw 300mw 500mw Infrared Laser Module Focus Dot/Cross IR Lasers 3350

Wavelength: 808nm. This is a focusable laser module. Laser shape:Dot(rectangular to oval). Red wire connects”+” pole; Black wire connects ”-” pole. TTL 0V on, 3-5V off. Laser head size: 50mmx33mmx33mm.

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