Bosch GCL2-15 Laser Level, Levelling Accuracy: ±0.3mm/m, Working Environment: Indoor, Outdoor, Self Levelling: Yes, Laser Class: Class 2, Laser Colour: Red, Power Source: Battery, Dimensions: 81 x 132 x 163mm, Weight: 330g, Length: 81mm, Maximum Operating Temperature: +50°C, Minimum Operating Temperature: -10°C, Width: 132mm, MPN: 060106600