Hello Laserist,
I have 2pcs of this nice 2.9W(3W) RGB laser for sale:
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637nm Red 600mW
520nm Green 700mW
445nm Blue 1.6W.
PT-40K scanner system

It has SD card/Touch screen control:
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PM me when you have interesting in these laser projectors.

Thank you very much!
Song

PS: Having FB3-Quickshow in stock.