TTS 55 PRO 40W Laser Engraver Machine Laser Cutter Laser Cutting Laser Engraving Machine Tool Lazer Engraving Machines 5500mW Laser Power for Wood Metal Aluminum Glass Leather (Upgrade Version) Every day is different because of your creativity. TTS-55 pro (5.5W) TTS-10 pro (10w) TTS-20 pro (20W) TS2 -10 (10w) This is TTS-55 PRO, upgraded version of TTS 55, Laser power: 5500mW. Compared with the old version, TTS55 pro has added metal air-assisted nozzle and red circular laser shield, which makes it more convenient to add air-assisted system and obtain better cutting effect. Advanced Laser Technology: TTS-55 PRO laser module uses the latest LDFACC-Lens compression spot technology, fixed focus, focal length is only 23mm, compared with other long focus lasers, short focus laser has stronger engraving and cutting ability. Engraving accuracy: 0.1mm. 32-bit Motherboard : The motherboard adopts 32-BIT dual-core MCU, which has a faster processing speed, and the engraving speed can reach 10000mm/min. Laser can engrave online and TF card offline engraving. Due to the built-in W-I-F-I module, you can also use the mobile phone App and computer WEB for engraving. Capability of engraving and cutting: TTS-55 laser can engrave wood, plastic, paper, leather, bamboo, sponge paper, alumina, stainless steel, chevron board, acrylic, glass, etc. The laser can cut up to 5mm plywood, 3mm acrylic board , 3mm carton, 0.7mm leather and so on. Working Area: 300x300mm. Perfectly compatible systemUse LaserGRBL or LightBurn (It's the most popular paid carving software in the world, very easy to use). Supports Windows XP, 7, 8, 10(Use LaserGRBL), Mac OS, and Linux(Use LightBurn). Advanced Service: We Put Our Customers First And Will Continue To Provide The Best Customer Service To Those Who Keep Us In Business. If any problem, pls contact us, we will do our best to make you satisfied.