Samsung Galaxy Watch 5 Operating System Wear OS Features Time Display Battery Capacity 4.1E+2 Milliamp Hours Connectivity Technology GPS Wireless Communication Standard 802.11bgn Battery Type Lithium Ion Enhanced Battery and Galaxy Connection Experience: Meet a watch that lasts as long as you do. The improved battery of the Galaxy Watch5 will keep up with your busy day. Sapphire Crystal Glass: The Galaxy Watch5 can withstand the tests of the most challenging days. The sapphire crystal glass surface is 1.6 times stronger and can withstand the problems that come with everyday life. Enhanced GPS: Get outside and explore the great outdoors. Now you can wander wherever you want and know where you are. The Galaxy Watch5 features enhanced GPS with voice navigation on your wrist.