©2012 Johnson Level & Tool - Rev. 2 13
9. Technical Specifications
Laser Wavelength 650nm ± 10
Laser Classification Class IIIa
Maximum Power Output ≤5mW
Accuracy ± 0.1º for 0º and 90º, and
± 0.2º for 1º to 89º
Laser Accuracy ±1/8”/50 ft. (±0.2mm/m)
Range 0º to 90º
Power Supply 3 “AAA” alkaline batteries
Battery Life Approx. battery life 70 hours
continuous use
Dimensions 12" x 2.36" x 1.25"
(305 x 60 x 32mm)
Weight 1.48 lbs (0.67 Kg)
Working Temperature 14°F to 113°F (-10°C to +45°C)
5821H-English_Manuals 5/2/12 8:04 AM Page 13
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