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Comparing Lasers

Description
 
 
Laser Performance
 
Grade range (%) -5 to +25
Operating diameter with specified receiver/sensor (ft) 3,600
Laser wavelength and type (nanometer) 650
Rotation speed (rpm) 300, 600, 900
Accuracy (arc seconds) 7
Self-leveling range (degrees)
Slope range (%) +10/-5 to +25
Power
 
Rechargeable battery type* NiMH
Rechargeable battery approx run time (hrs) 90
Backup battery quantity and type* 4D
Backup battery approx run time (hrs) 100
Dimensions
 
Dimensions L x W x H (in) 6.9 x 8.6 x 10
Weight w/o batteries (lbs) 7.5