(488nm 30mW Cyan-Blue Focusable Dot Laser Diode Module 12x35mm Heatsink. 1x 488nm 30mw Dot laser diode module. Output power: >30mW. 1x Heatsink. V lithium battery can also be used). Spot Mode: Dot. Operation mode: continuous laser, the red wire is connected to the positive electrode, and the black wire is connected to the negative electrode.
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