Features: new and high quality.Made of high quality materials, durable Dual Channel Voltage Converter: It can convert from 110/120V to 220/240V, or from 220/240V to 110/120V. AC117V - AC230V switch, can directly change the voltage, maximum load power 100W Wide range of uses: mainly used for input and output voltage conversion.between different voltages abroad, and can also meet the use of various small household appliances 50W.Small size and light weight, very convenient and suitable for traveling anywhere Specification: Name: Step-up or step-down converter transformer Frequency: 55Hz-60Hz Rated power: 100W Note: This product can only convert 110V to 220V in US Warm reminder: are divided into power sizes, please read the details carefully before taking a photo! Different batches may have slightly different labels, which does not affect use. Material: plastic colour: Black Package Contents: 1 converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.