The Longer Nano Duo AI is a portable AI-powered laser engraver featuring dual laser options — a 20W blue diode laser and a 2W infrared laser. Equipped with self-developed AI for design, auto-positioning, and auto-filling, it includes the industry's first dual-axis extension that expands the work area to 300×300mm and supports vertical cutting. Starting at $1,519.99. View on Longer →