In English:

Blessed are You, Lord, our God, King of the universe, who has sanctified us with His commandments and commanded us to light the Shabbat candles.

Transliterated Hebrew:

Barukh ata Adonai Eloheinu melekh ha-olam, asher kid'shanu b'mitzvotav v'tzivanu l'hadlik ner shel shabbat.