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WOWOONE Laser Diode, 30pcs Mini Red Laser Diode Laser, 5V 650nm 5mW, Red Dot Laser Head, with Leads Head Outer Diameter 6mm: Amazon.com: Industrial & Scientific
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1PC 5V 650nm 5mW Adjustable Laser Dot Diode Module Red Sight Copper Head Mini Laser Pointer - ASK Electronics
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