The details are available instantly for a user seeking common laser measure functions, including area, distance, length, volume, continuous measurement and addition/subtraction. The Bosch GLM 40 stores up to 10 measurements to improve productivity. In addition, the user doesn't need a calculator to determine area or volume anymore. Handy pocket-size design that makes unit easy to use anywhere; package includes pouch, hand strap and target cards. The GLM 40 measures to 135 feet.