5.5W Laser Module 450nm Engraving Laser Head Adjustable Focal Length High Precision Engraving Plastic Leather Wood Acrylic for Laser Engraving Machine CNC Router Cutting Machine

Features:
High Quality Material: laser module, features solid durable aluminium alloy shell, high engraving speed, low power loss, stability, long lifetime.
Efficient Work: with adjustable focal length (5.5W/ 10W/ 20W) or fixed focal length (30W/ 40W), flexible and easy to use, ensures fast, clear engraving with high efficiency, high precision.
Powerful Ability: it can engrave plastic, wood, leather, rubber, acrylic and others, or cut wood and acrylic (the wattage determines its ability).
Easy Assembly: small and compact laser module body, has 28cm long line, comes with nuts, convenient and simple to install on the machine.
Wide Application: it works with laser cutting machine, laser engraving machine, CNC engraver, DIY laser and more, supports most engraving software.