Specifications
Wavelength Vertical * Horizontal: 5*635nm
Down Plummet: 1*650nm
Output Power 1mW(Class II)
Working Range 25m Radius
Auto-leveling Range  +- 3
Horizintal Accuracy  +- 1mm/5m
Vertical Accuracy  +- 1mm/5m
Perpendicular 90 Accuracy  +- 1mm/4m
Down Plumment Accuracy  +- 1mm/5m
Cross Accuracy  +- 1mm/3m
Working Environment Indoor/Outdoor
Operating Temperature -10C ~ 40C
Power DC 4.5V (AA 1.5V x 3)
Operating Time Apporx: 8 Hours