Ireland → Seychelles
Ireland plugs
Type GSeychelles plugs
Type GShared plug type: G
Compatibility: Compatible
Voltage — Ireland 230V — Seychelles 240V
Voltage difference is small. Most electronics will work safely.
Device compatibility (phones)
Phones almost always support 100–240V, so yours should work safely. Check your charger label to confirm.
You likely only need a plug adapter (if socket shapes differ). Voltage is close between these countries.