Electronic spirit level. Thanks to Ultra-Protect, cleaning under water is no problem and the high-precision electronic module does not need to be calibrated even after drops or temperature fluctuations. Two digital displays with illumination, acoustic guidance and numerous display modes. State-of-the-art technology for efficient work. Further technical features: Width: 3 cm, Measuring accuracy normal position max.: ± 0.5 mm/m, Colour: yellow, Measuring accuracy folded position max.: ± 0.5 mm/m, Accuracy: ± 0.5 mm/m. Scope of delivery: spirit level, spirit level bag, 2x AA batteries. Note on the disposal of batteries and rechargeable batteries: The crossed-out dustbin symbol on batteries or rechargeable batteries means that they must not be disposed of with household waste after use. If batteries or accumulators contain mercury, cadmium or lead, you will find the respective chemical symbol (Hg, Cd or Pb) below the symbol of the crossed-out dustbin. Every user of batteries or accumulators is legally obliged to return old batteries and accumulators. You can do this free of charge at your local retailer or other collection point. For batteries that contain more than 0.0005 per cent mercury by mass, more than 0.002 per cent cadmium by mass or more than 0.004 per cent lead by mass, the chemical designations of the pollutant used can be found under the waste bin symbol. The chemical designations have the following meaning: Pb: Battery contains lead, Cd: Battery contains cadmium, Hg: Battery contains mercury.