String of Hearts also known as Rosary Vine are a beautiful trailing succulent. It's hard to miss their heart shaped leaves along with pink and cream hue. This plant is easier to care for than most succulents and can be simply propagated. The plants in the picture are similar to the one you will be receiving (almost pot full and beginning to trail).
Lighting: Bright Indirect
Watering: Keep soil slightly moist
Fertilize regularly during growing season