500W Step Up Transformer 110v to 220v: This Step Up Transformer is suitable for using Europe Or Asian appliances in US; If you need to use 220V/500W EURO and Asia devices appliances such as Massager ,XBOX game machine ,bread machine,audio in US, Canada, Mexico,Please choose this 500W Step Up Transformer 110v to 220v Power Transformer Continuous capacity: As we all know,in most cases the power consumed by the appliance at the moment of power on is the largest, so when choosing a transformer, please refer to 1.3 times the power of the appliance ;For example, if your appliance is 350 watts,choose a transformer with at least 350*1.3500W.For safety reasons, it is recommended that appliances not exceeding 350W be used to prevent damage to the transformer and the appliances used Upgraded 110 to 220 Voltage Converter: Step Up Voltage Converter 110v to 220v with ultra-thin ring-type transformer, slim, small , Size:7.5x5.9x2.6inches.light weight(6.06LB).2-outlets for 220V rated applia