Electronic bench scale for statistical analysis of prepackaged products. Painted steel or stainless steel structure with stainless steel loading plate. Digital weight indicator Mod. LA688 with red led display h. 20 mm and graphic display LCD with backlight ( 240 x 64 pixel ) and QWERTY waterproof keyboard with 59 keys in stainless steel case. Calculation of Medium Avarage weight, standard deviation. Contemporary management of up to 50 sampling processes. Thermal roll printer for ticket with the indication of the result of statistical analysis including the number of packages out of tolerance.