This mini laser engraving machine with high precision and high stability is an amazing gift for DIY fans. It supports both wireless bluetooth and USB cable connection, much practical than normal engraving machine. Features: This desktop laser engraving machine features high speed, high precision and high stability. Innovative technology applied in this newly introduced engraver, it supports both wireless bluetooth and USB cable connection. Bluetooth 4.0, wireless data communication, advanced APP for engraving control, DIY engraving anytime and anywhere just through a smart phone or a tablet. Also support USB connection with PC, specialized software helps to edit picture and monitor the engraving process. This software provides 6 language selection. Adjustable laser head, convenient to adjust, ensure engraving with good quality and high efficiency. Wide application, good at image engraving and depth engraving, you just need to adjust laser head. Soft material even can print out the 3D and the gradient effect. Self-developed power IC and radiator, carving time will last much longer than other laser and more stable. 2 keys to operate, one for power on/off, one for off-line control. It is perfect for batch operation of logo engraving which makes the engraver more practical. You only need to prestore a picture and send the picture to the engraver. Built-in 6000mAh lithium battery provides 4A output, can be used without cable connecting with any power. Come with the protective glasses to protect your eyes from getting hurt by laser. Acrylic body and fine workmanship show excellence in quality. Easy to use and install, great gift for DIY enthusiasts. Note: 1.Materials can be engraved including: hard wood, plastic, bamboo, rubber, leather, cut paper or other flammable materials(such as phone case, mouse, pencil, name card, wallet, plastic comb, etc). 2.The card reader will be sent in random color, please in kind prevail! Specifications: Material: Acrylic Aluminum Stainless SteelPower: 1500mWBluetooth Version: Bluetooth 4. 0Bluetooth Distance: Within 10mSupport System: for XP/Win 7/Win 8/Win 10/iOS 9.0 and above/Android 4.0 and aboveBattery: 6000mAh Lithium BatteryBattery Working Time: About 3 hoursDPI: 350dpiLaser Wavelength: 405nmCarving Space: 42 * 42 * 78mmTemperature: 500CSupported Image Formats: JPEG / BMP(24 bit only) / TIFF / PNG (32 bit or less) / PCX(8 bit and 24 bit RLE) / PCDImage Size: 550 * 550 pixelsEngrave Mode: Bitmap carvingInput: One USB(5V 1A or 2A) Laser Can Be Replaced: YESEvery Work Time :