Features 1、[PREMIUM DIODE] The premium laser diodes in this module provide good reliability, high stability and high efficiency for excellent laser beam quality. 2、[ADJUSTABLE FOCUS] The user can adjust the focal length by rotating the laser head according to the working distance to find the best spot size. 3、[FAST HEAT DISSIPATION] Features large aluminum radiator, cooling DC fan, and perforations to increase air flow to help dissipate heat quickly and extend service life. 4、[GOOD STABILITY] High accuracy laser beam control, the output power is more stable and continuous, and the average service life can reach 2000 hours. 5、[WIDE APPLICATION] This 10W laser module kit can be used in 3D printer, cutter, CNC engraver, DIY laser engraver for various materials cutting and engraving. Specification Item Type: Laser Module Laser Power: 10W Material: Aluminum Alloy, Brass, ABS Wavelength: 450nm Spot Shape: Point Accuracy: 0.3mm Working Temperature: 0℃~70℃ Service Life: 2000H Engravable Materials: Wood, bamboo, cardboard, plastic, leather, PCB board, aluminum oxide, non reflective plating and lacquered metal, blackening utility knife. Cuttable Materials: Cardboard, non woven fabric, veneer, acrylic, some thin plastic sheets. Interface Parameter: 3Pin (12V, GND, PWM) Package List 1 x Laser Module 1 x Power Cord 1 x Safety Glasses