Whether it's the upgraded backlit color display or Bluetooth technology that's compatible with both Bosch free apps (allowing you to measure & document and floor plans), this is a laser measure that's ready for anything. The Bosch GLM 50 C includes a lot of functionality, including the basics of real time length, length, area, volume and indirect. All around soft grip, protection on the GLM 50 C helps the device last longer by protecting it from damage. The laser measure's easy to use keypad ensures quick operation and the illuminated display provides better readability of measurements. The GLM 50 C can generate up to 10,000 measurements per battery supply. Range is 165'. Class IIA laser product, <1mW power output. The measuring tool is suitable for measuring indoors and outdoors.