©2014 Johnson Level & Tool - Rev. 1 9
9. Technical Specifications
Laser Wavelength 650nm ± 10
Laser Classification Class IIIa
Maximum Power Output ≤5mW
Accuracy ± 1/8"/50 ft. (±1mm/5m) in the
horizontal direction of laser point
Interior Working Range Up to 100 ft. (30m) depending upon
light conditions
Power Supply 2 “AA” alkaline batteries (included)
Dimensions 7.37" x 2" x 1"
(188 x 51 x 25mm)
Weight 0.7 lbs. (0.3 kg)
Working Temperature 14°F to 113°F (-10°C to +45°C)
Center Screw Thread 1/4" – 20
7920H-English_Manuals 3/21/14 9:35 AM Page 9
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