Feature:1. Automatic Energy Saving: Power saver automatically helps you save daily energy waste, save money, and be safe and reliable. Gr2. Surge Protection: Voltage regulation, balance current, surge protection, to achieve the effect of power saving, effectively prevent overheating of electrical appliances, and prolong the service life of electrical equipment.3. Comprehensive Protection: The power saver's internal leakage protection measures ensure complete protection for you and your equipment. And improve the power of electrical appliances to avoid waste of ineffective electricity.4. Indicator Light: Plug the power saver into an AC outlet, and the color of the indicator light will turn green, then start working by keeping the device connected.5. Scope of Application: Energy saver can be used in homes, shops, restaurants, offices, small factories, etc., suitable for air conditioners, washing machines, refrigerators, electric fans, TVs, water pumps, stereos, etc.Specification:Item Type: Smart Electric Box Energy Saver Material: ABSModel: SD 001Rated Frequency: 50-60HzEffective Load: 30000W.Package List:4 xSmart Electric Box Energy Saver 4 x User Manual