<b>About SEYAS 1000Watt Voltage Transformer Converter</b> <br><br>Travel Ready! - This 1000W voltage transformer can be used in 110 volt, 120volt, 220 volt and 240 volt countries (voltage are 90V～125V or 180V～250V). Convert from 220-240V down to 110-120 volt or from 110-120V up to 220-240V 50 60 Hz. The Universal 220v Output Socket will accept all types of plugs except the Big South African plug.<br><br>Exclusive Technology - SEYAS Automatic Voltage Conversion Technology makes the transformer safe and convenient for use, it can detect the input voltage and convert to the corresponding you need (U.S.Patent No.US9225259 B2.) You no need to select the input voltage (by the selector) manually and worry about setting transformer not properly will damage the transformer itself and the device plugged in any more.<br><br>Easily and Convenient - Equipped with resetable function when auto shutoff for overcurrent. Just press the button on the back of the SEYAS transformer. No need to take the machine apart to change fuse anymore.<br><br>Incredible 100% Full Load Capacity - Real 100% full load auto transformer, not the one 80% or even only 60% Loading Capacity.<br><br>SUPERIOR SAFETY with MULTIPROTECT</b><br><br>Certified Safe - Premium components and TUV certification ensure complete protection for you and your devices.<br><br>Soft Start Function - Safe start with soft-start Function. A soft-start circuit is built inside to prevent an inrush current at the starting moment to prevent home circuit breaker tripping off and break your appliance at the starting moment.<br><br>Built-in 380 Joules Surge Protector - Protect your appliances from unstable surges. Ideal for computers and electronics.<br><br>Over-Current Protection by Bulit-in Circuit Breaker. Note: Make sure the total starting power does not exceed the maximum capacity. This converter is designed only for European/Asian 220V (Single Phase), and will not Work with American 220/240V (Dual Phase).