Note: You need to install by yourself. Support System: For Windows 7 8 10 XP Specifications: Name: Laser Engraver Frame Material: Aluminum Alloy+ Acrylic Machine Color: Silver Laser Power: 500mW 5V/12V Power Supply: DC 12V 2A Input : AV 100-240V Stepper Motor: 3 Motors Control Board: 3 Axis USB Standard Control Panel Support System: For Windows 7 8 10 XP USB Cable Port: MiNI USB USB Cable Length: 140cm Machine demension: 31x26x23cm Max. Engraving Area: 20x17cm Engraving Density: 0.1mm Can Be Carved Materials: bamboo, wood, paper, plastic, leather, etc. Usage: 1: Find a win7 computer. Connect it to USB ports. 2: Install the software. 3: Start the software. 4: Choose or import a picture, edit it. Make sure the pic is in the mid of the engrave area. 5: Start engrave.