Technical data: GLM 250 VF Professional
| Laser diode | 635 nm, < 1 mW |
| Measurement range | 0,05 - 250 m |
| Laser class | 2 |
| Measurement accuracy, typical | ± 1 mm |
| Measurement time, typical | < 0.5 s |
| Measurement time, max. | 4 s |
| Power supply | 4 x 1.5 V (AA) |
| Weight, approx. | 0.24 kg |
| Width | 120 mm |
| Units of measurement | m or ft |
Laser class 2
Laser class for measuring tools.