Check the listing for details. 40W Laser Module Head For CNC 3018pro Lazer Machine Engraving Cutting DIY. Condition: New. Listed at 70.29 USD. This laser engraver module is a good choice for artists, small manufacturers, DIY enthusiasts, and anyone looking for an affordable way to create unique designs. With the newest technology, the engraving speed of LUNYEE laser module is faster, and its accuracy is higher. It will unleash your endless creativity in DIY cutting and engraving. Meanwhile, Its a meaningful gift for family, friends. People who receive this present will have a surprise Engraving Module Specification： Laser Power:40W Output Optical Power:5.5-6W Product Size:33*33*155mm(1.3*1.3*6.1") Wavelength:450nm Control Method:PWM/ TTL Laser module input:12V 5A Fan speed:10,000rpm Operating temperature:-15℃~50℃ Interface:XH2.54-3P、4P(2P-2P) socket Focus:Fixed focus Fixed Focus Design With the help of a fixed focus column, it is easier to find the best engrave distance to make a perfect DIY design. Eye Protection The laser module is equipped with a protective cover that can effectively filter blue light. No need to wear goggles. It is connected by magnetic, which is more convenient than a fixed one. Package List 1 x Engraving Module 1 x 3 PIN Line 1 x 2 PIN Line 1 x Test Line 1 x Fixed Focus Column Note:this product does not include glasses Important hint! ! ! 1. The red line is the 12V positive pole, the black line is the negative pole, and the yellow line pwm is the positive pole (0-5/12V, 0-20KHZ). If the Pwm of your control board exceeds 5V/12V, it will not be able to control the Pwm adjustment of the laser. Or you can choose to use our control panel. Friendly Reminder： Be aware of the laser. Please use the equipped laser protective cover or wear the goggles to protect yourself. Keep children and pets away from the laser module when it working. This laser module is an electrostatic-sensitive device. Please make sure to ground yourself or wear a static wrist strap before you take it. When engraving, please pay attention to whether the material is reflective, so as to avoid the reflected light being refracted on the glass or flammable materials and causing accidents. Prohibited from using in wet or flammable air.