Technical data: GLM 30 Professional
| Laser diode | 635 nm, <1 mW |
| Measurement range | 0,15 - 30 m |
| Laser class | 2 |
| Measurement accuracy, typical | ± 2 |
| Power supply | 2 x 1.5 V LR03 (AAA) |
| Weight, approx. | 0.1 kg |
| Length | 105 mm |
| Width | 41 mm |
| Height | 24 mm |
Laser class 2
Laser class for measuring tools.