The Bosch laser range finder UniversalDistance 40C measures distances up to 40 m with a typical accuracy of ±2 mm MeasureOn App Connectivity: Easy transfer of the measured data to the app. Add photos, draw floor plans of individual rooms, add notes and transfer your measurements from laser range finder via Bluetooth, all in one place. Measure length, calculate area and volume, or use continuous mode to see the minimum and maximum values during a continuous measurement. Sustainability: This product comes with sustainability features, please find more detail in the images. Scope of Delivery: UniversalDistance 40C, Softbag, 2 x AAA Batteries, User Manual, carton, Weight: 0.12786811196 pounds, Manufacturer: Bosch