Source: Player's Handbook
Alert to the hidden traps and secret doors found in many dungeons, you gain the following benefits:
- You have advantage on Wisdom (Perception) and Intelligence (Investigation) checks made to detect the presence of secret doors.
- You have advantage on saving throws made to avoid or resist traps.
- You have resistance to the damage dealt by traps.
- You can search for traps while traveling at a normal pace, instead of only at a slow pace