T-Mobile is currently having a special Mother’s Day promotion that will only last over this weekend. Right now, if you sign up for the Uncarrier’s Equipment Installment Plan and add a line, you can pick up a Samsung Galaxy S8 or S8+ and get an S8 for free. T-Mobile says you’ll receive a prepaid card that will cover the cost of the second S8 worth $750. The initial S8 or S8+ will cost you $30 down and $30/month or $130 down and $30/month, respectively. The phones are available in Midnight Black, Orchid Gray, or Arctic Silver.

You can check out the deal on T-Mobile’s website here. The Galaxy S8 and S8+ feature 5.8-inch and 6.2-inch Infinity Displays, Snapdragon 835 processors, 4GB of RAM, 64GB of internal storage, Android Nougat, 3,000mAh and 3,500mAh batteries respectively, and 12MP rear cameras.