Germany to Papua New Guinea: You'll need an adapter
You'll need a plug adapter: Germany uses Type C/F, Papua New Guinea uses Type I, and they don't fit. Voltage is compatible (230V vs 240V), so any dual-voltage or matching device is fine either way.
You'll need a plug adapter: Germany uses Type C/F, Papua New Guinea uses Type I, and they don't fit. Voltage is compatible (230V vs 240V), so any dual-voltage or matching device is fine either way.