40W/80W Blue Laser Module 450nm w/ Air Assist TTL for CNC Engraver Cutter
40W/80W Laser Module With Air Assist 450nm Blue Laser Head TTL Module For CNC Laser Cutting Machine DIY Laser Engraver Tools. Optical power is typically lower than electrical power (e.g., 5W–10W optical output for a 40W electrical module).