Focusable 525nm 1W high quality green laser module high power laser head | eBay
High Power Laser 1W 445nm for Engraving and Cutting High Power Laser 1W 445nm for Engraving and Cutting [RKI-3806] - ₹5,100.00 : Robokits India, Easy to use, Versatile Robotics & DIY kits