NEJE 40W 450nm Blue Light Laser Head N30820 Laser Module for DIY Wood Engraving and Cutting Tool

NEJE N30820 Laser Module Specification：Model：           NEJE Module N30820Heatsink Material： Aircraft Aluminum + Brass ShellLuminous Color： BlueLaser diode： NUBM0A with NEJE Cap technologyLD Current：  3.2ASection Size： 30mm x 30mmCooling Mode： 40mm copper core + Heat Sink Groove+ Thermal silicone grease + 15000 rpm cooling fanDimension： 80 * 30 * 30mmIntput Voltage： DC 12VCan Engrave： MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized AluminumCan Not Engrave： Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent MaterialTechnical Parameters：Laser Output Power： 5.5W (5500mW)Wavelength： 445-450nmBeam Shape： Dot (Focusable)Working Voltage： DC 12VTTL&PWM Modulation： YES, Compatible with Both TTL & PWM ModulationInput Voltage： DC12VPWM/TTL Input：       DC3.3V-12VInput Interface： PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL,-)NOTE：                       Temperature interface can be disconnected，NEJE provides text instructions for temperature acquisition on wiki.Drive Mode： External ACCSafe temperature range：   <70 ℃Module weight：        202g ( The lighter the weight, the smaller the move inertia, the better the performance )Life Time：                20,000 hoursNEJE N30820 Laser Module Test：Material: Plywood, thickness 3mmSpeed 330, cutting 3 times, each cutting 1.0mmSpeed 200, cut 2 times, each cut 1.5mmSpeed 100, cut once, cut 3mm each timeFeatures（Unique technology）:【Easy to Use】12V input, 3.3-12V PWM/TTL control，Can be used for laser cutting machine and laser engraving machine, CNC, DIY laser, Arduino.【Original Laser Diodes】Sharp 5.6mm Original laser diodes, High-quality, Ensure service life！【20000hours service life】Built-in driver board, 40mm threaded copper core with thermal grease compound, Temperature sensor，NEJE factory 48 hour 100% power aging test, Ensure long time working！【Clear focus】New lens, Clear focus, Not stray light, Adjustable focal length.【Application Material Can carving / Cutting MDF, balsa, paper, wood, fabric, plastic, leather, plywood, foam paper, anodized aluminum, etc.(Not suitable for iron or other metal)Note(Please pay attention):1. Please wear laser goggles during usage and avoid touching the laser directly with your eyes and skin!2. Do not engrave mirror objects，Pay attention to fire，Pay attention to pets when working！3. Smoke will be generated when burned, please pay attention to smoke exhaust indoors.4. The warranty period of laser module is one year. If you have any quality problem(Except individual situation like using the laser module more than 30 minutes per time and casue the damage ), please feel free to ask our customer service for a help.5. If your laser module has any problem, please DO NOT dismantle it without our permission. It will destroy the laser module.6.  If you have any quality problem about the machine, please feel free to contact us. Many operative problem can be solved according to your video and problem description. Thank you in advance.7. This laser module is compatible with our NEJE machine .Package Included1 x N30820 Laser Module