1.More Stable; 2.More Secure and Reliable; 3.More effective; 4.Better Looking;Certificates Product DescriptionModel:HS-D-1With the ... such as air condition, washing machine, icebox, electronic fan, TV Sets, pump, audio-video, and fluorescent lamp, etc, it's ... office, firms, shops and mini-sized factories.Product Features:1.Applying manostat to stabilize the voltage, save the power consumption ...