DeWalt Laser Distance Measures - 50/100m - DEWALT DW03101-XJ, This 50m laser distance measure from DeWalt has been designed to calculate area and volume with automatic calculations that make job estimates quick and easy. It has an additional triangular area function, while the integrated inclinometer can be used as a digital level to calculate continuous height and indirect horizontal distances. Indirect height measurement uses Pythagoras to measure distances even when point A and/or point B isn't accessible for linear measurement. The laser distance measure has a large 3-line backlit display which helps to improve screen visibility in both dim and bright conditions. It features a memory unit that stores last 20 measurements. A multifunctional end piece folds at 90° for edge measurements and extends 180° for measurements from corners. The durable design with over-molded housing, which has been 6ft (2m) drop tested, and is IP65 water/debris resistant. DEWALT DW03101-XJ Laser Distance M