18 ©2018 Johnson Level & Tool - Rev. 1
10. Technical Specifications
Laser Wavelength 635 nm (40-6648 & 40-6649)
Laser Wavelength 520 nm (40-6647)
Laser Classification II
Maximum Power Output ≤1mW
Self-Leveling Range ±4°
Accuracy
±5/32″/30
′
Measuring Range 0′ - 50′
Power Supply 2 “AA” alkaline batteries (included)
Battery Life* 30 hours/10 hours (40-6648 & 40-6649)
10 hours/5 hours (40-6647)
Operating
Temperature Range 32°F - 104°F
Storage
Temperature Range 0°F - 120°F
Dimensions 3
″
x 3.5
″
x 2.5
″
Weight 0.725 lbs.
Tripod Thread 1/4″ – 20
IP Rating IP 50
* Battery life reported with all beams enabled, as tested with lithium
AA/Alkaline AA.
2891i-1English_Manuals 6/4/18 10:24 AM Page 18
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