Electronic professional scales with handrail and body mass index BMI, for medical and hospital use certified according to the European directives. Wunder RH with handrail is a medical device designed with a particularly large and narrow platform to give easy access for those who have difficulty with movement. The structure with the integrated handrail works as a double function helping patients who have difficulty standing upright and weighing them at the same time. Giving a safe measurement of obese patients. Wunder RH with handrail is equipped with a BMI function that enables a reliable evaluation of the nutritional condition of the patient