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10pcs Adjustable Mini Laser Pointer Diode Red Dot Laser Diod Circuit 3v/5v 5mw 650nm Module Pointer Sight Copper Head - Diodes - AliExpress
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Quarton Mini Dot Size Red Laser Module VLM-635-63-LPT-50 (Class II Laser Module) (Focus: 5cm): Amazon.com: Industrial & Scientific
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