It has both a 10W diode laser and a 2W infrared laser. I used the diode for engraving wood (up to 8mm), acrylic (up to 5mm), glass, leather, and rubber, and the infrared laser for metals like engraving stainless steel and aluminum jewelry and business cards. ... Laser Engraving Machine Power; xTool D1 Pro : 5W, 10W, 20W, and 40W: …