densimeter 1, RS-232 interface 2, original:Taiwan,Japanese host 3, minimize weighting 0.01g 4, reasonable price HZ- ... the density of PVC,PE,toothpaste and wheat and sugar.Japanese host with the function of good stably, simple to operate ... -1807 DH-300Tmeasure weight range300gminimize weight0.01gdensity,size resolve0.001goriginalTaiwan,Japanese host