Wave length: 445nm-450nm blue laser Drive mode: external ACC constant current drive Cooling method: forced air cooling Control interface: 2 * 2.54 (TTL control switch, PWM control power) Shell material: aluminum, surface anodized Collimator lens: optical glass coating Wave Length: 405nm/500mW, 450nm/2.5/3.5/5.5/15W Beam Shape: Rectangular(focus adjustable) Applied Materials: MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Coated Aluminum Supports Windows, Mac OS and Linux. The most popular paid carving software in the world. Image formats: NC, DXF, BMP, JPG, PNG Operating System: Win XP, Win 7, Win 8, Win 10 Â Supports Windows, Mac OS and Linux. Could import different format images, editing in PhotoShop, kscape, CAD, etc. and then connect to the laser engraver via LaserGRBL