Laser Engraving Module 3PIN Interface Focusable Engraving 450nm 500mw Module Head 12V Blue Violet Light Adjustable Focus for Desktop Engraver Machine DIY Wood Paper Leather

Features:
【Widely Use Materials】The engraving module is mainly used for engraving, cutting, scribing and drilling, and can make desired patterns on wood, plastic, paper, bamboo, horn, some leather (wallets), rubber stamps, photosensitive stamps, sponge paper and other materials.
【Not Applicable】Metals (no matter how thin or thick), stones, ceramics, jewelry and gems, reflective materials, transparent glass, ivory, colorless and transparent materials, part of the white plastic (generally very smooth surface of the plastic is difficult to engrave).
【Adjustable Focus】Achieve the perfect spot size by easily rotating the laser head to adjust the focus according to your working distance. Fine-tune your laser engraving or cutting with utmost accuracy.
【Advantages】Longer service life, good heat dissipation, use of exhaust heat dissipation, precise engraving, high-speed operation, high stability, high efficiency, low noise.
【Notice】Please wear safety glasses when use engraving module. (Safety glasses need to be purchased by oneself.)