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Comparing Lasers

Description
 
 
Laser Performance
 
Grade range (%) ±25
Operating diameter with specified receiver/sensor (ft) 3,300
Laser wavelength and type (nanometer) 650-670
Rotation speed (rpm) 600, 900, 1,200
Accuracy (arc seconds) 10
Self-leveling range (degrees)
Slope range (%) 25
Power
 
Rechargeable battery type* NiMH
Rechargeable battery approx run time (hrs) 55
Backup battery quantity and type* 4, C
Backup battery approx run time (hrs) 70
Dimensions
 
Dimensions L x W x H (in) 6.75 x 5 x 10
Weight w/o batteries (lbs) 3.95