The Samsung Watch 3 41mm is a powerful activity tracker that is both elegant and sleek. With its sophisticated sensors that track your heart rate, sleep patterns, and stress levels, this multipurpose watch helps you keep tabs on your overall health and well-being. Take advantage of a battery life of up to 45 days between charges. Use the Samsung Watch 3 to take control of your health! 8GB of ROM 1GB of RAM Display size: 1.4 in. Dimensions: 41 M Li-Ion 340 mAh non-removable battery