【Voltage transformer (220V to 110V, 110V to 220V)】We provide you a safe, dependable, stable, cost-effective & easy solution to converting voltages from 110 volts up to 220 volts or from 220 volts down to 110 volts. 【Multi-function】The Voltage Converter Transformer can be used with any kind of appliance or device up to 200 watts, like CPAP Machine, Electrical toothbrush , Hair Straightener, Laptop, Mobile phones, Curling Irons, Heating Pad, Television, Xbox, etc. 【7x24hrs Continous Run】High efficiency toroidal transformer with stable output and low consumption.It has passed the Temperature Rise Test and IEC test report. 【Sockets】: 2 AC outputs, 1 US Standard Socket for 110-120V appliance(s) & 1 Universal Sockets accept all types of plugs except the Big South African plug for 220-240V appliance(s).The transformer can be used in countries which voltage are 90V～125V or 180V～250V such as US, EUR, UK, JP and more. 【Safe】Dual circuit breakers protective for each voltage that is safe operation.If you have any questions,please feel free to contact us.