Iran to United Kingdom: You'll need an adapter
You'll need a plug adapter: Iran uses Type C/F, United Kingdom uses Type D/G/M, and they don't fit. Voltage is compatible (230V vs 230V), so any dual-voltage or matching device is fine either way.
You'll need a plug adapter: Iran uses Type C/F, United Kingdom uses Type D/G/M, and they don't fit. Voltage is compatible (230V vs 230V), so any dual-voltage or matching device is fine either way.