Johnson Level & Tool Mfg. 40-6184 - Manual (Page 12)

12 ©2014 Johnson Level & Tool - Rev. 1
9. Technical Specifications
Laser Wavelength 650nm ± 10
Laser Classification Class IIIa
Maximum Power Output ≤ 5mW
Accuracy ± 1/8"/50 ft. (±1mm/5m)
Interior Range Up to 100 ft. (30m)
depending upon light conditions
Power Supply 3 “AA” alkaline batteries
Battery Life Approx. battery life 50 hours
continuous use
Dimensions 9 1/2" x 2 1/8" x 1"
(242 x 56 x 25mm)
Weight 1.653 lbs. (0.75 kg)
Working Temperature 14°F to 113°F (-10°C to +45°C)
Center Screw Thread 1/4" – 20
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