Lunyee 4540 Diode 7W 15W 20W 40W Mini 3D Engraving Making Machine on Wood Paper with Fixed-Focus 40W Laser

Product show   4540 Laser Engraving Machine For Plastic and woodHigh-precision engraving New design 80w laserParamters* Laser power: 7W/ 15W/20W/ 40W* Wave Length: 445 ± 5nm* Input Format: NC, BMP, JPG, PNG, DXF, etc.* Machine power: 12V 5A * Carving Speed: 0-50000mm/min* Software: MAC OS and Linux Working with LightBurn; Windows working with LaserGRBL  Product DetailsAttentionPlease wear goggles when operating the laser engraver. Wear safety goggles to avoid blindness.-Please do not touch the laser emitter with your hand, or it may burn your hand.-Please avoid strong impact on the machine.-Children under 14 are not allowed to use this product and children over 14 need adult supervision.-The light engraving machine can not be directly applied to any mirror reflecting object, which may cause injury to the operator or burn the laser.-This product is not recommended for industrial cutting due to its high engraving speed.Laser and control board  Product EffectsFAQQ: Can it engrave/mark on gold or silver? Can it engrave/mark on all metal materials?A: No, this machine can only mark on some stainless steel, iron and colorized anodised aluminum. It can not engrave/mark on gold or silver.Q: Can it engrave any depth on metal?A: No visible depth, it can only leave a marking.   Q: Can it cut wood?A: It can cut normal wood of 3mm, Other wood material has not been tested yet.Q: Can it engrave on carved surfaces(cylinder or alike)?A: No, it works only on flat surface./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1