Feature: 100% Brand New and high-quality Save energy sources efficiently Stabilize the voltage and balance the current source Stand current waveform protect devices Smart, sleek design with LED lights to indicate operation Prolong the life of electrical devices Easy to use, maintenance free Earth friendly Power Supply/Rated Voltage: 90V~250V Rated Frequency: 50Hz/60Hz Working Temperature: -60~75 Degree Load: 30000W Dimensions: Approx. 12 x 7 x 3.5cm Plug: EU plug,US plug,UK plu Package Included: 1 x Smart Power Saver 1 x English User Manual NO Retail Box. Packed Safely in Bubble Bag. #ElectricitySavingBox