1. This weight and height machine coin scale is controlled by microcomputer.  2. It can measure height and weight automatically and the results can be displayed and broadcasted.  3. It adopts imported ultrasonic sensor for height measuring and high precision aviation sensor for weight measuring. 4. With its nice apperance, easy operation, high efficiency and durability, the scale is an ideal choice for commercial vending use, hospital, school, physical examination center, health club, weight-loss center, gym, etc.