4pcs 650nm 660nm 130mW Thick Beam Red Dot Laser Module Room Escape KTV Bar

Output power: 130mW. 4pc 660nm 130mw module. wavelength: 660nm red. Visible laser wavelength: 660NM blue-violet light. Laser class: B3 class. (Note: 50MW more power spot light is not directly to the naked eye).

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