... Voltage:220V(AC), 50Hz or 110VWhole Power: <120W6. Specifications of optics:CO2 Focal Length of Lens:f=90mm, The light spot ... Voltage:220V(AC), 50Hz or 110VWhole Power: <120W6. Specifications of optics:CO2 Focal Length of Lens:f=90mm, The light spot ...