Refurbished ATOMSTACK M4 Fiber Laser Engraver, 2W Output Power, 1064nm Cold Red Light High Accuracy Desktop and Handheld 2 in 1 Fiber Marking Machine for Metal Plastic Leather, Engraving Area 70x70 mm - Naccolly

• Enhanced 1064nm Infrared Sensor Technology: Atomstack M4 features a 1064 nm infrared fiber laser with engraving speeds up to 12,000 mm/s. It’s equipped with industrial-grade optical sensors and K9 dual optical lenses for precise, fast focusing and low light loss. The three-lens dot compression reduces the dot size to just 0.001 mm, revolutionizing portable laser engraving Fine Engraving & Precise Positioning: The 0.01-0.02 mm ultra-fine end-pumped infrared laser delivers 4K-level pixel precision, capturing every engraving detail. The Atomstack M4 uses dual infrared light positioning, ensuring accurate marking without any offset Preview Frame & Height Flexibility: The 70×70 mm engraving area with double red light positioning offers precise and clear marking. The Atomstack M4 supports engraving items up to 96mm tall, and with the bottom window and elevation equipment, it can exceed this height limit Wider Application: The Atomstack M4 fiber laser engraves a variety of materials, including metals, alloys, rare metals, metal oxides, ABS, epoxy resin, leather, lacquered ceramics and wood, and stone. Note: Light-colored or transparent materials should be painted black for optimal engraving One-Key Repeat Marking: The marking machine has a one-key repeat marking function, which can repeat the work with one click, without computer operation, and easily complete batch customization work