The New Bosch GLM 40 is a precision laser measuring instrument with Bosch patented technology for instant measurement of distance, area and volume. A handy device with 40m range, option of measuring in meters - feet and accuracy of 0.2mm-m, it is ideal for both professional and household measurements. It comes with a built in memory for storing last 10 measurements and multiple utility functions. The device is compact easily fitting into a pocket and robust with dust and splash protection.