Shoulder abduction and ER with weight (bi-lateral)

Stand with your legs hip width apart, and your knees slightly bent.
Hold a weight in each hand.
Make sure your shoulders are relaxed.
Bend your elbows to 90 degrees.
Leading with your elbows, lift your arms out to your side as far as you can manage comfortably.
Ensure you do not hunch your shoulders or lean your body as you do this.
Control the movement as you lower back down.