Portable Small Mini 20W 30W JPT Raycus Max Fiber Laser Marking Machine for metal jewelry plastic steel aluminum gold silver ring Model Number LZ-F20W/F30W Power Raycus QS 20W/30W Marking range 110*110mm Marking depth ≤0.1mm Repetition frequency 20KHz~100KHz Laser wavelength 1065mm Marking speed ≤2000mm/s Minimum line width 0.01mm Minimum character 0.15mm Repeat accuracy ±0.003mm Power consumption 700W Cooling system Air cooling Focusing system Red light focusing system Controller software EZCAD Power source AC110V/220V 50Hz/60Hz Package Size 670*400*390mm Package Weight 48KG Warranty 1 years