Specifications:
Material                                    Hard Aluminum + Brass                         Operating Voltage      DC 12VWavelength445-450nm (Blue-ray)Output Powerpulse 15W average 8WWorking Current4-5AFocal length16mm( can not be adjusted)Operating temperature 15 C ~ 45 CSize10 x 6 x 4.8cmUsageCarving stainless steel,  anodized aluminum, ceramics, stone, wood, bamboo, leather, plastics, etc.Can EngraveMDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/
Plywood/Foam Paper/Anodized Aluminum/Ceramics/Stone/Stainless steelCan Not EngraveMetal/Glass/PCB/Reflective Material/Transparent Material Features:* Made of high quality hard aluminum and brass material, the surface is by anodized and sandblasting ,not easy rust,very durable.* One of the most powerful diodes available, upgrade your Wood engraver to a Metal Marking Machine.* It can mark metal and stone, cut wood, foam and other materials easily.* With heat dissipation fan,make it with longer service life.

Note:- Please wear the protective glass when you use the laser module. 
- Do not touch the laser light directly in case that hurt the body and skin.
- Keep children and pets away from the laser module when it working.
- The Laser dot could not be adjusted, please make sure the distance between bottom of the laser module and engraving material
   is 16mm(Use the plastic column to do it). Or it will influence the result.
- Please connect to the driver board carefully! The Red cord is 12V+, the black cord is GND-, the yellow cord is Signal(S). Please make
  sure you know how to connect it. Or it might damage the laser module!
- Any quality problem, please send a detailed video to us with a problem description. Please DO NOT disassemble the laser module
  without our permission, or it might cause the damage. Thank you.
 Package Includes:1 x Laser Head1 x 3-Pin Connector Wire 
Customers' Works show :