CST Laser Measure, 50 ft, ? 1/8 in Accuracy, (2) AAA Batteries Power, Non-Backlit, Digital Display, Plastic, For Indoor Use

The laser distance measurer and free "ToolSmart" app can be used together or seperately; when used together, the "ToolSmart" app allows you to quickly and easily determine the materials and tools you will need to complete your project; effortlessly take dimensions up to 100' with the push of a button; quickly determine lengths, areas and volumes; simply send measurements to the "ToolSmart" app; displays distances in feet with decimal fraction (default), feet + fractional inches, inches or meters; addition, subtraction and continuous measurement (tracking) modes ideal for layout work; pocket-sized and lightweight.

Full feature offering includes area, distance, length, volume, continuous measurement, addition and subtraction; built-in inclinometer allows for advances features like angles, min/max, stake out and double indirect; upgraded color display with back lighting for increased visibility; "Bluetooth" functionality compatible with free Bosch apps (Measure & document, Floor plan); measures distance extends to 165' with +/-1/16" accuracy.