... , mark 2.wavelength&Output power can be customized SpecificationProduct Name : laser module Model NO. : BLM9860 SN : L980P60AC20-68L4.5 Operating Voltage ... ≤100kHZ, pulse level≥2Vp-p Main use : laser line position, direction, marking, laser marking device,,etc.,special needs can be customized 980nm infrared Line laser model