laser module, Modulation TTL Level, Better power stability SLG20 laser module ParametersThe Output Wavelength(nm)532Power Output (mW)>20Power Stability5%The Output Beamdiameter(mm)2.0Divergence Angle(mrad)1Spot Ellipticity0.9M2 Factor1.15Preheat Time(min)10Working Temperature()10~40Storage Temperature()-10~60Input Voltage(VAC)90-240Modulation TTL Level0~10kLaser Size(mm3) SLG20 laser module