Measuring Devices | Line Laser GLL 2-20 G Professional


The GLL 2-20 G Professional is a robust line laser that is simple to use and projects both a vertical line and 360° horizontal line. These green lines are highly visible. Built to handle rough conditions, the line laser comes in a sturdy, rubberised housing with recessed glass that meets IP64 dust and splash water protection standards. Intuitive operation is provided by an on/off switch and a one-button keypad for easy selection of horizontal, vertical, or cross line configuration.


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• Accuracy: ± 0.4 mm/m* (*plus use-dependent deviation)
• Working range: up to 10 (radius) m
• Laser diode: 500 – 540 nm, < 10 mW
• Operating temperature: -5 – 40°C
• Storage temperature: -20 – 70°C
• Laser class: 2
• Self-levelling range: ± 4°
• Levelling time: 4 s
• Dust and splash protection: IP 64
• Power supply: 4 x 1.5 V LR6 (AA)
• Operating time (max.): 5 h
• Tripod thread: 1/4"
• Weight, approx.: 0.62kg
• Colour of laser line: green
• Working range, value10 (radius)m