Specifications for AutoLaser® 3185 Exterior :

Beam Type(class II/IIIa): 650nm

Operating Range.(with Laser Detector): Up to 2000-feet (610m) Diameter with Laser Detector

Leveling Type: Electronic Self-Leveling

Horizontal Leveling: Yes

Vertical Leveling: No

Self Leveling Range: ±5°

Grade Capability: Single Axis - +15°, -10°

Accuracy ± at 100 ft. (30m): 1/16-inch (1.6mm)

Battery Power: 75± Hours Intermittent Use with Alkaline Batteries 14+ Hours Used with Fully Charged Ni-Cad Battery Pack

Rotation Speed (RPM): Variable 0,150,300,1000

Environment: Built for all-weather general construction needs (IPX4). Operating Temperature 22°F to 120°F (-6°C to 49°C)

Warranty: 2 years