Do you want a power saver for your household appliances This power saver helps to save energy sources efficiently, protect the appliances and prolong their life. And it is very easy for you to use. Features: High temperature resistant, corrosion resisting and rustless. Save energy sources efficiently, the power saving rate is up to 15 percent -40 percent . Prolong 40 percent service life of electrical equipment. Stabilize the voltage and balance the current source. Reduce current wave form distortion. Prevent instant super high pressure and protect devices. Service life is up to 10 years. Reduce circuit's temperature and reduce the line loss. Fully compliant with safety standards. Protect the environment. Easy to use maintenance free. Specifications: Material: Metal Rated Voltage: 90V-265V Rated Frequency: 50Hz-60Hz Amp Saving Rate: 15 percent to 40 percent Item Size: 15.9 x 8 x 4cm or 6.26 x 3.15 x 1.57in Package Size: 16.6 x 12.5 x 6.2cm or 6.53 x 4.92 x 2.44in Package Weight: 286g Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow 1-2 cm measuring deviation due to manual measurement. Package List: 1 x Electricity Energy Saver 1 x User Manual