Your Dexterity score increases by 2 and one other ability score of your choice increases by 1

Half-elves mature at the same rate humans do and reach adulthood around the age of 20. They live much longer than humans, however, often exceeding 180 years. 

No particular alignment. The best and the worst are found among them.

Elves range from under 5 feet to over 6 feet tall and have slender builds. Your size is medium

Your base walking speed is 30 feet.

You have proficiency in the Perception skill.

You have advantage on saving throws against being charmed, and magic can't put you to sleep

You know the dancing lights cantrip. When you reach 3rd level, you can cast the faerie fire spell once per day. When you reach 5th level, you can also cast the darkness spell once per day. Charisma is your spellcasting ability for these spells.

You can speak, read, and write Common and Elvish