1. **Identify Plug Type**: Determine the plug type used in your destination country. Common types include Type A, B, C, D, E, F, G, H, I, J, K, L, M, N, and O.
2. **Voltage and Frequency**: Check the voltage and frequency of the destination country’s power supply. Ensure your devices are compatible or have a built-in voltage converter.
3. **Device Compatibility**: Verify if your devices are dual voltage (e.g., 110-240V). If not, you may need a voltage converter in addition to an adapter.
4. **Adapter vs. Converter**: Understand that adapters only change the plug shape, not the voltage. If your device isn’t dual voltage, a converter is necessary.
5. **Universal Adapter**: Consider a universal adapter if you travel to multiple countries. These often include multiple plug types and USB ports.
6. **USB Ports**: If you have multiple USB-powered devices, choose an adapter with built-in USB ports for convenience.
7. **Quality and Safety**: Opt for adapters from reputable brands that comply with safety standards to avoid electrical hazards.
8. **Size and Portability**: Choose a compact and lightweight adapter for ease of travel.
9. **Number of Devices**: If you need to power multiple devices simultaneously, ensure the adapter has enough outlets or consider a power strip with multiple sockets.
10. **Surge Protection**: For sensitive electronics, select an adapter with surge protection to safeguard against voltage spikes.
11. **Budget**: Balance between cost and features. While budget options exist, investing in a quality adapter can prevent damage to your devices.
12. **Reviews and Recommendations**: Check user reviews and expert recommendations to ensure reliability and performance.