Green 30mW 515nm 520nm Adjusable Focus Dot 3-5V Laser Diode Module 12x40mm

Green 515nm 520nm 30mW Bright Dot Light Focusable Laser Module 12x40mm 2.8V-5V. Laser wavelength: 515nm 520nm. 1pc 515nm 30mW Dot Laser Diode Module. Laser working mode: continuous laser. Light spot mode (spot size): spot < 15mm at 5m.

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