Digital Infrared Thermometer and Thermometer, Anemometer Sound Level Meter, Ultrasonic/Coating Thickness Gauge manufacturer / supplier in China, offering Digital Coffee Concentration Refractometer CF-200, High Precision Digital Auto Urea Refractometer 0-58% Range, Water Activity Meter Wa-60A, The Water Activity, Mainly Reflects The Amount of Free Water in The State of Food Balance and so on.