... PMCO2LS50S50W Portable Laser maring machine!doctypeEquipment characteristics:Imported products using CO2 laser, fully sealed design, strong stability, suitable for ... 7, the power supply: AC220V 50Hz 8, temperature: 0 ° C-50 ° C 9 humidity: < 90% The other technical parameters. 1 models: ... 2 marking range: φ100mm,φ150mm,φ200mm to select 3: CO2 gas laser material 4 laser wavelength: 1064nm 5 laser ...