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