OWSOO 500mW EleksMaker 405-445NM Blue Module 2.54-3P TTLPWM Modulation For DIY Engraver

Professional head with high speed and high stability.;Bright blue-violet light or blu-ray,easy for locating when engraving.;Adjustable head,easy to adjust,ensure engraving with good quality and high efficiency.;Aircraft aluminum heatsink with cooling fan ensures continuous long hours of work.;Small and compact,convenient and easy to install.