Product Description: - Small and Lightweight. Easy to Carry, one-click for marking. - 20W output power fiber laser marking machine with fast speed, precision, and flexibility. - Built in 100000mA lithium battery, portable and more convenient to use anywhere. - Built in computer, can be controlled by APP for marking. - Marking range 100*100mm. Suitable for engraving various material, like metal, plastic, wood, stone etc.