Instruction Manual
©2012 Johnson Level & Tool 25
9. Technical Specifications
Laser Wavelength 635nm±10nm
Laser Classification Class IIIa
Maximum Power Output ≤5mW
Accuracy ±1/16”/100 ft. (±1.5mm/30m)
Interior Range Up to 200 ft. diameter (60m)
depending upon light conditions
Exterior Range Up to 2000 ft. diameter (600m)
Remote Range Up to 200 ft. diameter (60m)
Grade Setting X-Axis -10% – +10%
Y-Axis -10% – +10%
Dual Axis |X| + |Y| = 14%
Self-Leveling Range ±8°
Power Supply Li-ion Rechargeable battery pack,
or adapter (included) or
3 - “D” alkaline batteries (not included)
Battery Life Approx. battery life 40 hours continuous
use with rechargeable battery pack
Dimensions 9.252" x 7.068" x 9.763"
(235 x 180 x 248mm)
Weight 7.275 lbs. (3.3Kg)
Working Temperature 14°F to 113°F (-10°C to +45°C)
Center Screw Thread 5/8" – 11
Rotation Speeds 300, 600 and 1100 RPM
IP Protection Class 66
6274H-1_Manuals 9/26/12 10:44 AM Page 25