Germany USTSENSOR has more than 20 years of sensor experience, using advanced manufacturing technology to produce transmitters; L (NH3/C) ammonia gas transmitter uses MIC-NOSE technology, integrated design of sensing and transmission. It is suitable for the measurement of ammonia concentration in the air environment. The transmitter has the characteristics of high accuracy, automatic correction, low drift, waterproof gas, stable performance, etc., and the life span is more than 10 years.