The spelling of "battey" can be a bit confusing for English learners. The correct spelling is actually "battery." The pronunciation of this word is /ˈbætəri/. The first syllable is stressed, and it starts with the 'b' sound. The second syllable has a short 'a' sound, followed by a 't' and a schwa sound. The final syllable is pronounced as 'ree'. Although the spelling might not match the pronunciation exactly, learning the IPA phonetic transcription can help you master correct pronunciation of English words.