Item Type: Laser Module Laser Power: 10W Material: Aluminum Alloy, Brass, ABS Wavelength: 450nm Spot Shape: Point Accuracy: 0.3mm Input Voltage: 12V 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 1. Laser safety goggles must be worn when operating the laser head, and the laser beam must not be irradiated on the eyes of humans and animals during use.2. Do not use it continuously for more than 60 minutes, otherwise it will affect the service life due to overheating. 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.