Set-up: Grab two appropriately weighted dumbbells and set-up in the plank position facing the floor.
Movement: Bracing your core and keeping a straight line between your ankles, hips and shoulders, raise one dumbbell to your chest. Lower the weight to the floor, and repeat that movement with the opposite arm. That's one repetition. Repeat as necessary, and maintain stability throughout the exercise.
Instructions and effects for the Renegade Row exercise 
