I bought a phone charger at a duty-free store in Incheon. Can I open and use it before my flight to the US?
Yes, you should be able to use the phone charger you purchased at the duty-free store in Incheon before your flight to the US. Duty-free stores sell products that are exempt from certain taxes and duties, but there are generally no restrictions on using the products immediately after purchase. However, if you have any doubts or concerns, it's always a good idea to check with the airport or airline staff before using the charger.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

I bought a phone charger at a duty-free store in Incheon. Can I open and use it before my flight to the US?

### Response:

Yes, you should be able to use the phone charger you purchased at the duty-free store in Incheon before your flight to the US. Duty-free stores sell products that are exempt from certain taxes and duties, but there are generally no restrictions on using the products immediately after purchase. However, if you have any doubts or concerns, it's always a good idea to check with the airport or airline staff before using the charger.
