Features: . Made of high-quality materials, durable. Dual channel voltage converter: converts from 110/120V to 220/240V or from 220/240V to 110/120V. AC117V - AC230V switch allows direct voltage change. Maximum load power: 100W. Wide range of uses: ideal for input and output voltage conversion between different international voltages. Suitable for various small household appliances up to 50W. Compact size and lightweight, convenient for travel. Specification: Name: Step-up or step-down converter transformer Frequency: 55Hz-60Hz Rated power: 100W Note: This product is designed to convert 110V to 220V in the US. Warm reminder: Devices vary by power requirements; please review specifications carefully before use. Labels may vary slightly between batches; this does not affect performance. Material: Plastic Color: Black Package Contents: 1 x Converter Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement error allowance: +/- 1-3cm.