... materials. • It is very simple and easy to use. Specification: ModelDY-8Voltage(V/Hz)AC 220V/50Hz 110V ... , ensure the people's health, but unremitting efforts. Domestic customer service organization distribution in Beijing, Shanghai, chengdu, urumqi, wuhan, ... the design, sales, installation, debugging, after-sales service to the environmental protection manufacturers,Welcome contacting:Our Haiguang ...