Specification: Brand: EleksMaker Mode: lEL01-2500 Heatsink Material: Aircraft Aluminum Aircraft Aluminum: 2500mW Wavelength: 445nm (Blue Laser) Supply Voltage: DC 12V Beam Shape: Dot (Focusable) Input Interface: XH2.54-3P Section Size: 33mm x 33mm Life Time: >10,000 hours * There is a button on the driver board which control ON/OFF of weaklight mode. - Press it, the module turns to weaklight mode, then the laser light emitting becomes weak and won't work on material. At this time, it can used for positioning as preparation before engraving. - Press it again, it turns back to normal engraving mode, the laser light is powerful to work on material. Applications: - Can Cut & Engrave: 3mm Basswood, Dark Color KT Board, 300gsm Paperboard, 250gsm Kraft Paper, Non-woven Fabrics, Leather, Plastic (More material need to be tested.) - Can Engrave: High Density Soild Wood, MDF, PCB, Paper, Bamboo, Stone, Arcylic(blacken engraving area with marker) - Can Not Engrave: Stainless Steel, Stone, Ceramics, Glass, Reflective or Transparent Material. Notice: The warranty period of laser module is one month. If you have any quality problem (Except individual situation like using the laser module more than 30 minute one time and casue the damage), please feel free to ask our customer service for a help. Thanks for your understanding. Package Included: 1 x 2500mW Blue Laser Module 1 x DC 5.5mm to XH2.54-3P Adapter 1 x 3-Pin XH2.54-3P Connector Wire