Laser Measure GLM 40; All relevant functions in a compact design; Distance measurement, area calculation, volume calculation – all intuitive to use; Illuminated, three-line display maximises readability; Memory function enables easy access to the last ten measurements; Robust, shockproof housing with IP54 protection class (splash and dust protection); Reliable measuring results in all circumstances, proven by ISO certification; Manufacturer’s certificate; Protective bag; 2 x 1.5 V LR03 (AAA) batteries