This product is a new generation high-end particle counter research and developed by our factory and nanjing university of science and technology, it is also the fruit of our 30 years technological accumulation. This product use stable, reliable photoelectric detection as support, import dc air pump, with lower noise and less electromagnetic interference; use high-capacity lithium ion battery and dc power adapter to transit power supply. Appearance designs sprightly and smart. Small in size and in light weight, convenient to use. Whole stainless steel shell more suit for gmp requirement. It is the first choice for pharmaceutical factory to march international market. Also the necessary detection tool for filter factory. Overall size:240*250*390mm Weight:9kg, stainless steel meet gmp