Efficient Intelligent And Stable Economizer $ 5.46 Product information: Product application: power saving and stable voltage Product alias: economizer Specifications: American, British, European and Australian Size: 98x58x29mm Frequency: 50~60HZ Payload: 28000W Working voltage: 90~250V Shell material: ABS flame retardant material Scope of use: both domestic and commercial Packing list Power saver * 1pcs