This item is a compatible accessory for DIY engraving machines. It features a laser head designed for high-speed and stable performance. The laser head offers precision and reliability, with a bright violet beam that aids in positioning during engraving tasks. It is adjustable for easy alignment and efficient operation. Suitable for engraving on materials such as wood, leather, paper, PCB, and more. Designed for easy installation on compatible DIY engraving machines. Material: Brass Color: Yellow Light Color: Violet Power: 1500mW Wavelength: 405nm Input Voltage: 4.5-5V Diameter: 12mm Laser Operating Temperature: 500°C Item Size: 1 x 4.5cm / 0.39 x 1.77in (D x H) Item Weight: 18g / 0.63oz Package List: 1 x Laser Head Note: Light and display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.