The Discover it Chrome rewards are 1 - 2% cash back, depending on the type of purchase. More specifically, with this card you get:
INTRO OFFER: Unlimited Cashback Match – only from Discover. Discover will automatically match all the cash back you’ve earned at the end of your first year! There’s no minimum spending or maximum rewards. Just a dollar-for-dollar match.
Earn cash back on your next road trip with 2% cash back at Gas Stations and Restaurants on up to $1,000 in combined purchases each quarter. Plus, earn unlimited 1% cash back on all other purchases – automatically.
Every $1 you earn in cash back is $1 you can redeem.