Red Line Laser Module Wavelength:635nm,658nm,650nm Output power:1-100mw Beam divergence: ... .1mrad~0.6mrad ΦCharacteristics:High-quality laser diode,optical glass lens,driver circuit and housingHigh reliability,high stability,long life,low ... x60mm,Φ16mm x80mmMTTF:8000 hoursWarranty:12 months red line laser module,line marker