Voltage Converter 220 to 110 UMI 300 Watts Heavy Duty Step Down Voltage Transformer Converter. Step down voltage 220-230 volts to 100-120 volts. US to Europe voltage converter, which you can use your 110v or 120v electrical appliances in UK, France, Germany, Italy and other countries use 220-230v power. Premium Quality The 220v to 110v converter is compact and functional, quiet and efficient. The UMI voltage converter includes built-in high-performance toroidal transformer, which uses toroid core and pure copper coils. With good transformer, the voltage converter has stable output and low consumption. Multi-function UMI Power Converter 220V to 110V can be used with kinds of electrical appliances or devices up to 300 watts. Such as Heated Blanket, Refrigerator, Washing Machine, Curling Iron, Hair Straightener, Audio Streamer, Subwoofer, Robot Vacuum Cleaner, Bladeless Fan, Tea Maker and other kinds of household appliances or devices under 300watt. Small & Safety W