SAMSUNG Galaxy Watch 4 44mm Smartwatch

Operating system android memory storage capacity 16 gb special feature ecg, activity tracker, sleep monitor, gps, fall detection, body temperature monitor, bluetooth, wireless, daily workout memory, heart rate monitor, notifications, phone call, text messaging, snore detectionecg, activity tracker, sleep monitor, gps, fall detection, body temperature monitor, bluetooth, wireless, daily workout memory, heart rate monitor, notifications, phone call, text messaging, snore detection connectivity technology wi-fi wireless communication standard bluetooth battery cell composition lithium ion gps gps via smartphone shape heart,irregular screen size 1.4 inches brand samsung