Item Type: Engraving Laser Module Material: Aluminum Alloy, Brass, ABS Laser Power: 3W Wavelength: 450nm Flare Shape: Points Accuracy: Approx. 0.3mm / 0.01in Input Voltage: 12V Working Temperature: 0 to 70 Service Life: 2000H Engraving Materials: Wood, bamboo, cardboard, plastic, leather, PCB board, aluminum oxide, non reflective electroplated coating and painted metal, blackened art knife. Cutable Materials: Cardboard, non woven fabric, veneer, acrylic, and some thin plastic sheets. Interface Parameter: 3Pin (12V, GND, PWM) Applicable Model: Desktop engraving machine, such as for 1610, 3018, 3018 Pro or 3018 Pro Maximum Package List 1 x Laser Head 1 x Power Cable 1 x Safety Glasses 1. Unable to handle jewelry and jadestone, reflective materials, colorless transparent materials, soft materials, stainless steel, stone, ceramics.2. Please wear our safety glasses when using the laser module. 1APPLICABLE MODEL: Applicable to desktop engraving machines, such as for 1610, for 3018, for 3018 Pro or for 3018 Pro Maximum. 2MAIN USE: The laser head is mainly used for carving, cutting, scribing and drilling. It can produce the required patterns on wood, plastic, paper, bamboo, ox horn, some leather (wallet), rubber stamps, photosensitive stamps, sponge paper and other materials. 3PREMIUM LASER DIODE: The premium laser diode in this module has reliability, premium stability and high efficiency, which can achieve excellent laser beam quality. 4FOCUSABLE: Users can adjust the focal length by rotating the laser head according to the working distance to find the best spot size. 5FAST HEAT DISSIPATION: Equipped with a large aluminum radiator, cooling DC fan, and holes to increase air ventilation, all of which help to dissipate heat quickly and efficiently, thus extending the service life.